The below listed Browns are listed in the master roster for the Texas Cavalry Brigade. A couple have D or Daniel. Others are possible Kin. Those listed in the 27th were the closest units to Arkansas and Louisiana, and all the units went through parts of Arkansas or Lousiana or had resupply that did. They could have gained your Brown through these sources.
BROWN A. W. E 3 2ND LT BROWN, A. W., Jr. 2nd Lt., Co. E, 3rd TX CAV
BROWN FRANCIS A. I 3 PVT BROWN, Francis A., Pvt., Co. I, 3rd TX CAV
BROWN G. H. E 3 PVT BROWN, G. H., Pvt., Co. E, 3rd TX CAV
BROWN JOHN M. B 3 PVT BROWN, John M., Pvt., Co. B, 3rd TX CAV
BROWN ROBERT J. H 3 PVT BROWN, Robert J., Pvt., Co. H, 3rd TX CAV
BROWN C 6 HOWELL, Josh M., Co. "C", Bugler
BROWN TAYLOR B 3 3RD LT. BROWN, Taylor, 3rd Lt., Co. B, 3rd TX CAV
BROWN F 6 HUDGENS, William, Co. "F”
BROWN F 6 HUDGEONS, William, Co. "F”
BROWN CALVIN M. F 6 PVT BROWN, Calvin M., Co. "F”, 6th TX CAV
BROWN G 6 HUDSON, E. H., Co. "G”, Chaplain
BROWN GEORGE B. C 6 SGT,CAPT BROWN, George B., Co. "C", Sgt. Capt., 6th TX CAV
BROWN H 6 HUES, Hayward, Co. "H”
BROWN LORENZO D. D 6 PVT BROWN, Lorenzo D., Co. "D”, 6th TX CAV
BROWN SAMUEL A. K 6 PVT BROWN, Samuel A., Co. "K”, 6th TX CAV
BROWN STEPHEN F. K 6 PVT BLACKSMITH BROWN, Stephen F., Co. "K", Blacksmith, 6th TX CAV
BROWN THOMAS F. C 6 PVT BROWN, Thomas F., Co. "C”, 6th TX CAV
BROWN G 6 HUGHES, Houghton, Co. "G”
BROWN C 6 HUGHS, Andrew J., Co. "C”
BROWN ZACHARIAH T. K 6 PVT BROWN, Zachariah T., Co. "K”, 6th TX CAV
BROWN D. B. C 9 CAPT BROWN, D. B., Capt., Co. C, 9th TX CAV
BROWN C 6 HUSTEAD, C. C., Co. "C”
BROWN C 6 HUSTEAD, J. G., Co. "C”
BROWN C 6 HUSTEAD, Newton J., Co. "C”
BROWN B 6 HUSTON, Lewis, Co. "B”
BROWN A 6 HYATT, Jesse W., Co. "A”
BROWN A 6 HYETT, J. W., Co. "A”
BROWN E. J. A 9 PVT BROWN, E. J., Pvt., Co. A, 9th TX CAV
BROWN H. A. I 9 PVT BROWN, H. A., Pvt., Co. I, 9th TX CAV
BROWN H. T. C 9 PVT BROWN, H. T., Pvt., Co. C, 9th TX CAV
BROWN JACKSON, Edwin F., Co. "K” K 6
BROWN WILLIAM H 9 PVT BROWN, William, Pvt., Co. H, 9th TX CAV
BROWN DANIEL W. K 27 PVT BROWN, D. W., Pvt, Co. K, 27th TX CAV
BROWN E. W. E 27 PVT BROWN, E. W., Pvt, Co. E, 6th TX CAV
BROWN JAMES C. D 27 PVT BROWN, James C., Pvt, Co. D, 27th TX CAV
BROWN D 6 JAMISON, Angus B., Co. "D”
BROWN D 6 JAMISON, John F., Co. "D”
BROWN JAMES H. D 27 PVT BROWN, James H., Pvt, Co. D, 27th TX CAV
BROWN RICHARD N 27 PVT BROWN, Richard, Pvt, Co. I, 27th TX CAV
BROWN D 6 JEWELL, A. L. A., Co. "D”
BROWN ROBERT D. D 27 PVT BROWN, Robert D., Pvt, Co. D, 27th TX CAV
BROWN ROBERT J. D 27 PVT BROWN, Robert J., Pvt, Co. D, 27th TX CAV
BROWN SAMUEL W. D 27 PVT BROWN, Samuel W., Pvt, Co. D, 27th TX CAV
BROWN F 6 JOHNSON, William, Co. "F”
BROWN THOMAS F. C 27 PVT BROWN, Thomas F., Pvt, Co. C, 27th TX CAV
BROWN I 6 JOHNSTON, Richard M., Co. "I”
BROWN I 6 JOHNSTON, William T., Co. "I”
BROWN