FORT UNION
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APPENDIX A:
COMMANDING OFFICERS OF FORT UNION [1]

OfficerRankRegiment Term in Office
Edmond B. AlexanderCaptainThird InfantryJuly 26, 1851-April 22, 1852
James H. CarletonCaptainFirst DragoonsApril 22, 1852-August 3, 1852
William T. H. BrooksCaptainThird InfantryAugust 3, 1852-September 28, 1852
James H. CarletonCaptainFirst DragoonsSeptember 28, 1852-November 16, 1852
William T. H. BrooksCaptainThird InfantryNovember 16, 1852-November 22, 1852
James H. CarletonCaptainFirst DragoonsNovember 22, 1852-December 18, 1852
Gouverneur MorrisMajorThird InfantryDecember 18, 1852-June 30, 1853
Horace BrooksCaptainSecond ArtilleryJune 30, 1853-August 3, 1853
Nathaniel C. MacraeCaptainThird InfantryAugust 3, 1853-November 4, 1853
P. St. George CookeLt. ColonelSecond DragoonsNovember 4, 1853-March 31, 1854
Nathaniel C. MacraeCaptainThird InfantryMarch 31, 1854-May 7, 1854
P. St. George CookeLt. ColonelSecond DragoonsMay 7, 1854-June 23, 1854
Nathaniel C. MacraeCaptainThird InfantryJune 23, 1854-June 30, 1854
P. St. George CookeLt. ColonelSecond DragoonsJune 30, 1854-September 18, 1854
Thomas T. FauntleroyColonelFirst DragoonsSeptember 18, 1854-January 25, 1855
Nathaniel C. MacraeCaptainThird InfantryJanuary 25, 1855-February 5, 1855
Thomas T. FauntleroyColonelFirst DragoonsFebruary 5, 1855-February 20, 1855
Joseph H. WhittleseyCaptainFirst DragoonsFebruary 20, 1855-June 11, 1855
Horace BrooksCaptainSecond ArtilleryJune 11, 1855-June 28, 1855
Joseph H. WhittleseyCaptainFirst DragoonsJune 28, 1855-July 9, 1855
Horace BrooksCaptainSecond ArtilleryJuly 9, 1855-July 10, 1855
Joseph H. WhittleseyCaptainFirst DragoonsJuly 10, 1855-July 20, 1855
Thomas T. FauntleroyColonelFirst DragoonsJuly 20, 1855-January 7, 1856
William T. MagruderFirst Lieut.First DragoonsJanuary 7, 1856-February 15, 1856
Thomas T. FauntleroyColonelFirst DragoonsFebruary 15, 1856-April 17, 1856
John T. Mercer2nd Lieut.First DragoonsApril 17, 1856-April 29, 1856
William T. MagruderFirst Lieut.First DragoonsApril 29, 1856-May 7, 1856
Thomas T. FauntleroyColonelFirst DragoonsMay 7, 1856-May 25, 1856
William T. MagruderFirst Lieut.First DragoonsMay 25, 1856-June 16, 1856
Thomas T. FauntleroyColonelFirst DragoonsJune 16, 1856-June 29, 1856
William N. GrierCaptainFirst DragoonsJune 29, 1856-August 21, 1856
Henry B. ClitzFirst Lieut.Third InfantryAugust 21, 1856-September 27, 1856
William W. LoringColonelMounted RiflemenSeptember 27, 1856-April 19, 1857
Lewellyn JonesCaptainMounted RiflemenApril 19, 1857-September 27, 1857
William W. LoringColonelMounted RiflemenSeptember 27, 1857-April 8, 1858
Andrew J. LindsayCaptainMounted RiflemenApril 8, 1858-August 21, 1858
Herbert M. Enos2nd Lieut.Mounted RiflemenAugust 21, 1858-September 14, 1858
William W. LoringColonelMounted RiflemenSeptember 14, 1858-September 25, 1858
Robert M. MorrisCaptainMounted RiflemenSeptember 25, 1858-October 5, 1858
William W. LoringColonelMounted RiflemenOctober 5, 1858-January 31, 1859
John G. WalkerCaptainMounted RiflemenJanuary 31, 1859-February 1859
William W. LoringColonelMounted RiflemenFebruary 1859-April 23, 1859
John G. WalkerCaptainMounted RiflemenApril 23, 1859-May 31, 1859
John S. SimonsonMajorMounted RiflemenMay 31, 1859-June 7, 1859
Robert M. MorrisCaptainMounted RiflemenJune 7, 1859-October 22, 1859
John S. SimonsonMajorMounted RiflemenOctober 22, 1859-August 15, 1860
Charles F. RuffMajorMounted RiflemenAugust 15, 1860-September 17, 1860
George B. CrittendenLt. ColonelMounted RiflemenSeptember 17, 1860-December 27, 1860
Herbert M. Enos2nd Lieut.Mounted RiflemenDecember 27, 1860-January 8, 1861
George B. CrittendenLt. ColonelMounted RiflemenJanuary 8, 1861-February 26, 1861
Thomas DuncanCaptainMounted RiflemenFebruary 26, 1861-May 18, 1861
Henry Hopkins SibleyMajorFirst DragoonsMay 18, 1861-June 4, 1861
Donald Chester StithLieutenantFifth InfantryJune 4, 1861-June 13, 1861
William ChapmanMajorSecond InfantryJune 13, 1861-December 13, 1861
Gabriel R. PaulColonelFourth N.M. Vol. Inf.December 13, 1861-April 6, 1862
Asa B. CareyCaptainThirteenth InfantryApril 6, 1862-July 11, 1862
Peter W. L. PlymptonCaptainSeventh InfantryJuly 11, 1862-August 1862
Henry D. WallenMajorSeventh InfantryAugust 1862-September 25, 1862
Peter W. L. PlymptonCaptainSeventh InfantrySeptember 25, 1862-August 4, 1863
William R. McMullenCaptainFirst Calif. Vol. Inf.August 4, 1863-April 1864
Francisco P. AbreuLt. ColonelFirst N.M. Vol. Inf.April 1865-May 1864
William R. McMullenCaptainFirst Calif. Vol. Inf.May 1864-August 1864
Francisco P. AbreuLt. ColonelFirst N.M. Vol. Inf.August 1864-September 24, 1864
Henry R. Selden [2]ColonelFirst N.M. Vol. Inf.September 24, 1864-February 2, 1865
Francisco P. AbreuColonelFirst N.M. Vol. Inf.February 2, 1865-May 1865
Edward B. WillisLt. ColonelFirst N.M. Vol Inf.May 1865-June 1865
Francisco P. AbreuColonelFirst N.M. Vol. Inf.June 1865-September 26, 1865
Edward B. WillisLt. ColonelFirst N.M. Vol. Inf.September 26, 1865-December 24, 1865
Christopher CarsonColonelFirst N.M. Vol. Cav.December 24, 1865-April 24, 1866
John ThompsonMajorFirst N.M. Vol. Cav.April 24, 1866-August 12, 1866
Elisha G. MarshallColonelFifth InfantryAugust 12, 1866-October 30, 1866
H. C. BankheadCaptainFifth InfantryOctober 30, 1866-November 1866
Elisha G. MarshallColonelFifth InfantryNovember 1866-February 20, 1867
William B. LaneMajorThird CavalryFebruary 20, 1867-October 12, 1867
John R. BrookeLt. ColonelThirty-Seventh Inf.October 12, 1867-May 12, 1868
Charles J. WhitingMajorThird CavalryMay 12, 1868-June 10, 1868
John R. BrookeLt. ColonelThirty-Seventh Inf.June 10, 1868-July 12, 1868
William N. GrierColonelThird CavalryJuly 12, 1868-September 11, 1869
William HawleyCaptainThird CavalrySeptember 11, 1869-October 11, 1869
William N. GrierColonelThird CavalryOctober 11, 1869-May 22, 1870
Charles HobartCaptainEighth CavalryMay 22, 1870-June 16, 1870
J. Irvin GreggColonelEighth CavalryJune 16, 1870-August 29, 1870
Samuel P. SmithCaptainEighth CavalryAugust 29, 1870-September 11, 1870
J. Irvin GreggColonelEighth CavalrySeptember 11, 1870-January 31, 1871
Horace JewettCaptainFifteenth InfantryJanuary 31, 1871-February 25, 1871
David R. ClendeninMajorEighth CavalryFebruary 25, 1871-May 3, 1871
J. Irvin GreggColonelEighth CavalryMay 3, 1871-May 29, 1871
David R. ClendeninMajorEighth CavalryMay 29, 1871-June 10, 1871
Horace JewettCaptainFifteenth InfantryJune 10, 1871-July 1, 1871
J. Irvin GreggColonelEighth CavalryJuly 1, 1871-July 13, 1871
David R. ClendeninMajorEighth CavalryJuly 13, 1871-July 20, 1871
Horace JewettCaptainFifteenth InfantryJuly 20, 1871-July 30, 1871
David R. ClendeninMajorEighth CavalryJuly 30, 1871-September 26, 1871
J. Irvin GreggColonelEighth CavalrySeptember 26, 1871-October 5, 1871
David R. ClendeninMajorEighth CavalryOctober 5, 1871-December 17, 1871
J. Irvin GreggColonelEighth CavalryDecember 17, 1871-March 8, 1872
Horace JewettCaptainFifteenth InfantryMarch 8, 1872-March 29, 1872
J. Irvin GreggColonelEighth CavalryMarch 29, 1872-April 24, 1872
Henry C. BankheadCaptainEighth CavalryApril 24, 1872-April 27, 1872
J. Irvin GreggColonelEighth CavalryApril 27, 1872-May 16, 1872
Henry C. BankheadCaptainEighth CavalryMay 16, 1872-May 31, 1872
J. Irvin GreggColonelEighth CavalryMay 31, 1872-June 12, 1872
Henry H. HumphreysFirst Lieut.Fifteenth InfantryJune 12, 1872-July 4, 1872
Henry A. EllisCaptainFifteenth InfantryJuly 4, 1872-September 21, 1872
John W. EcklesFirst Lieut.Fifteenth InfantrySeptember 21, 1872-October 5, 1872
J. Irvin GreggColonelEighth CavalryOctober 5, 1872-December 29, 1872
Henry A. EllisCaptainFifteenth InfantryDecember 29, 1872-January 4, 1873
J. Irvin GreggColonelEighth CavalryJanuary 4, 1873-April 28, 1873
Charles HobartCaptainEighth CavalryApril 28, 1873-May 4, 1873
J. Irvin GreggColonelEighth CavalryMay 4, 1873-June 3, 1873
Henry A. EllisCaptainFifteenth InfantryJune 3, 1873-August 25, 1873
John W. EcklesFirst Lieut.Fifteenth InfantryAugust 25, 1873-September 15, 1873
Andrew J. AlexanderMajorEighth CavalrySeptember 15, 1873-March 23, 1874
Louis T. MorrisCaptainEighth CavalryMarch 23, 1874-April 13, 1874
Andrew J. AlexanderMajorEighth CavalryApril 13, 1874-May 5, 1874
John W. EcklesFirst Lieut.Fifteenth InfantryMay 5, 1874-November 22, 1874
Andrew J. AlexanderMajorEighth CavalryNovember 22, 1874-December 12, 1874
Henry A. EllisCaptainFifteenth InfantryDecember 12, 1874-February 16, 1875
Andrew J. AlexanderMajorEighth CavalryFebruary 16, 1875-July 9, 1875
Henry A. EllisCaptainFifteenth InfantryJuly 9, 1875-November 21, 1875
James M. RopesFirst Lieut.Eighth CavalryNovember 21, 1875-December 20, 1875
James F. WadeMajorNinth CavalryDecember 20, 1875-January 13, 1876
Francis MooreCaptainNinth CavalryJanuary 13, 1876-February 10, 1876
James F. WadeMajorNinth CavalryFebruary 10, 1876-April 29, 1876
Francis MooreCaptainNinth CavalryApril 29, 1876-June 6, 1876
Edward Whittemore [3]CaptainFifteenth InfantryJune 6, 1876-August 2, 1876
James F. WadeMajorNinth CavalryAugust 2, 1876-October 31, 1876
Edward WhittemoreCaptainFifteenth InfantryOctober 31, 1876-November 18, 1876
Nathan A. M. DudleyLt. ColonelNinth CavalryNovember 18, 1876-February 8, 1877
Ambrose E. HookerCaptainNinth CavalryFebruary 8, 1877-February 12, 1877
Edward WhittemoreCaptainFifteenth InfantryFebruary 12, 1877-February 13, 1877
Ambrose E. HookerCaptainNinth CavalryFebruary 13, 1877-February 22, 1877
Edward WhittemoreCaptainFifteenth InfantryFebruary 22, 1877-March 28, 1877
James F. WadeMajorNinth CavalryMarch 28, 1877-April 2, 1877
Nathan A. M. DudleyLt. ColonelNinth CavalryApril 2, 1877-May 30, 1877
Edward WhittemoreCaptainFifteenth InfantryMay 30, 1877-June 14, 1877
Nathan A. M. DudleyLt. ColonelNinth CavalryJune 14, 1877-June 18, 1877
Edward WhittemoreCaptainFifteenth InfantryJune 18, 1877-June 23, 1877
Nathan A. M. DudleyLt. ColonelNinth CavalryJune 23, 1877-June 30, 1877
Edward WhittemoreCaptainFifteenth InfantryJune 30, 1877-July 14, 1877
Nathan A. M. DudleyLt. ColonelNinth CavalryJuly 14, 1877-August 23, 1877
Edward WhittemoreCaptainFifteenth InfantryAugust 23, 1877-September 3, 1877
Albert P. MorrowMajorNinth CavalrySeptember 3, 1877-April 4, 1878
Edward WhittemoreCaptainFifteenth InfantryApril 4, 1878-September 9, 1878
Albert P. MorrowMajorNinth CavalrySeptember 9, 1878-November 26, 1878
Edward WhittemoreCaptainFifteenth InfantryNovember 26, 1878-January 14, 1880
Nathan A. M. DudleyLt. ColonelNinth CavalryJanuary 14, 1880-June 28, 1880
Edward WhittemoreCaptainFifteenth InfantryJune 28, 1880-July 15, 1880
Harrison S. WeeksFirst Lieut.Eighth CavalryJuly 15, 1880-October 25, 1880
John B. ParkeCaptainTenth InfantryOctober 25, 1880-November 1880
Harrison S. WeeksFirst Lieut.Eighth CavalryNovember 1880-December 9, 1880
Edward WhittemoreCaptainFifteenth InfantryDecember 9, 1880-February 25, 1881
Nathan W. OsborneMajorFifteenth InfantryFebruary 25, 1881-June 11, 1881
Edward WhittemoreCaptainFifteenth InfantryJune 11, 1881-August 10, 1881
James J. Van HornMajorThirteenth InfantryAugust 10, 1881-September 14, 1881
Harrison S. WeeksFirst Lieut.Eighth CavalrySeptember 14, 1881-October 21, 1881
Granville O. HallerColonelTwenty-Third Inf.October 21, 1881-February 8, 1882
George K. BradyCaptainTwenty-Third Inf.February 8, 1882-April 29, 1882
Thomas MacK. SmithCaptainTwenty-Third Inf.April 29, 1882-July 12, 1882
George K. BradyCaptainTwenty-Third Inf.July 12, 1882-October 16, 1882
Henry M. BlackColonelTwenty-Third Inf.October 16, 1882-June 9, 1883
George K. BradyCaptainTwenty-Third Inf.June 9, 1883-June 23, 1883
Henry M. BlackColonelTwenty-Third Inf.June 23, 1883-July 12, 1883
George K. BradyCaptainTwenty-Third Inf.July 12, 1883-August 5, 1883
Henry M. BlackColonelTwenty-Third Inf.August 5, 1883-October 17, 1883
James HentonCaptainTwenty-Third Inf.October 17, 1883-October 20, 1883
Henry M. BlackColonelTwenty-Third Inf.October 20, 1883-December 10, 1883
George K. BradyCaptainTwenty-Third Inf.October 20, 1883-December 10, 1883
Henry M. BlackColonelTwenty-Third Inf.December 23, 1883-March 23, 1884
George K. BradyCaptainTwenty-Third Inf.March 23, 1884-April 13, 1884
Henry M. BlackColonelTwenty-Third Inf.April 13, 1884-June 6, 1884
Henry R. MiznerLt. ColonelTenth InfantryJune 6, 1884-October 25, 1884
John B. ParkeCaptainTenth InfantryOctober 25, 1884-October 30, 1884
Henry R. MiznerLt. ColonelTenth InfantryOctober 30, 1884-March 4, 1885
Charles L. DavisCaptainTenth InfantryMarch 4, 1885-March 5, 1885
Henry R. MiznerLt. ColonelTenth InfantryMarch 5, 1885-April 13, 1885
Charles L. DavisCaptainTenth InfantryApril 13, 1885-April 18, 1885
Henry R. MiznerLt. ColonelTenth InfantryApril 18, 1885-June 5, 1885
Charles L. DavisCaptainTenth InfantryJune 5, 1885-June 23, 1885
Henry R. MiznerLt. ColonelTenth InfantryJune 23, 1885-August 10, 1885
Henry Douglass [4]ColonelTenth InfantryAugust 10, 1885-October 5, 1885
Charles L. DavisCaptainTenth InfantryOctober 5, 1885-November 15, 1885
Henry R. MiznerLt. ColonelTenth InfantryNovember 15, 1885-December 2, 1885
Henry DouglassColonelTenth InfantryDecember 2, 1885-May 24, 1886
Joel T. KirkmanCaptainTenth InfantryMay 24, 1886-June 8, 1886
Henry DouglassColonelTenth InfantryJune 8, 1886-September 25, 1886
Henry R. MiznerLt. ColonelTenth InfantrySeptember 25, 1886-November 11, 1886
Emil AdamMajorSixth CavalryNovember 11, 1886-November 17, 1886
Henry R. MiznerLt. ColonelTenth InfantryNovember 17, 1886-February 9, 1887
Henry DouglassColonelTenth InfantryFebruary 9, 1887-December 31, 1887
Henry R. MiznerLt. ColonelTenth InfantryDecember 31, 1887-January 1888
Henry DouglassColonelTenth InfantryJanuary 1888-June 29, 1888
Charles L. DavisCaptainTenth InfantryJune 29, 1888-July 17, 1888
Henry DouglassColonelTenth InfantryJuly 17, 1888-December 31, 1888
Albert P. MorrowLt. ColonelSixth CavalryDecember 31, 1888-October 29, 1890
Edward WhittemoreMajorTenth InfantryOctober 29, 1890-November 1890
Albert P. MorrowLt. ColonelSixth CavalryNovember 1890-December 2, 1890
Edward WhittemoreMajorTenth InfantryDecember 2, 1890-February 21, 1891
John H. ShollenbergerFirst Lieut.Tenth InfantryFebruary 21, 1891-May 15, 1891

     1. Compiled from Post Returns, Fort Union, 1851-1891, AGO, RG 94, NA.

     2. Selden died in office, February 2, 1865.

     3. Whittemore served as post commander a total of 15 times, the most of any officer, but he did not have the longest tenure in that office.

     4. Douglass served as commanding officer six times and had the longest combined tenure of all officers, 32 months in all.

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