Ira S. Bush, Sept. 10, 1862; Aug. 20, 1862; resigned, June 21, 1864.
John W. Houston, July 15, 1864; June 21, 1864; not mustered.
Edward J. Cormick, Nov. 15, 1864; Aug. 10, 1864; killed in action near Petersburg, Va., April 1, 1865.
Lander Clark, Sept. 10, 1862; Aug. 20, 1862; resigned, May 13, 1863.
Henry F. Travis, Aug. 20, 1863; April 21, 1863; mustered out with regiment, June 3, 1865.
William A. Jackson, Sept. 10, 1862; Aug. 23, 1862; killed in action near Petersburg, Va., June 18, 1864.
Lewis M. Wisner, July 15, 1864; July 14, 1864; not mustered as captain.
Thomas Bradley, Nov. 15, 1864; Aug. 2, 1864; mustered out with regiment, June 3, 1865.
David Crist, Sept. 10, 1862; Aug. 23, 1862; killed in action. May 30, 1864.
Theodore M. Roberson, Feb. 18, 1865; Jan. 1, 1865; mustered out with regiment, June 3, 1865.