Colorado Volunteers in the Spanish American War (1898)

The following list is an extraction from the Muster Rolls of the Colorado Volunteers. These, as well as other military records from the Colorado Volunteers and the Colorado National Guard, are available at the Colorado State Archives .

Oakleaf, Carl A.

Co. C, 1st Reg Colo Inf

Private

Oates, James

Co. H, 1st Colo Vol Inf

Musician

Obernolte, William

Battery A, Field Artillery

Private

O'brien, John

Co. E, 1st Reg Colo Vol Inf

Private

O'brien, Michael

Co. H, 1st Colo Vol Inf

Private

O'connor, Joseph F.

Co. B, 1st Colo Vol Inf

Wagoner

O'donnell, John J.

Battery A, Field Artillery

Private

Ogle, Henry A.

Co. L, 1st Reg Colo Vol Inf

Private

O'keefe, Cornelius F.

Co. L, 1st Reg Colo Vol Inf

1st Lieutenant

Oleson, Martin O.

Co. E, 1st Reg Colo Vol Inf

Private

Olsen, Peter

Co. E, 1st Reg Colo Vol Inf

Private

Omera, Edward

Battery A, Field Artillery

Private

Omera, John F.

Battery A, Field Artillery

Private

Omo, Harry W.

Co. G, 1st Reg Colo Vol Inf

Private

Opitz, Max

Co. A, 1st Reg Colo Vol Inf

Private

Ormsby, Jesse T.

Co. E, 1st Reg Colo Vol Inf

Private

Orr, William J.

Co. F, 1st Colo Vol Inf

Sergeant

Orton, Marion A.

Co. G, 1st Reg Colo Vol Inf

Private

Osborne, Harry M.

Co. K, 1st Colo Vol Inf

1st Sergeant

Osborne, Jerry

Co. A, 1st Reg Colo Vol Inf

Private

Ostander, Edward

Co. H, 1st Colo Vol Inf

Private

Otterson, Oscar

Co. D, 1st Reg Colo Vol Inf

Private

Outcalt, Lloyd

Co. I, 1st Reg Colo Vol Inf

Private

Owen, Elkanah C.

Co. G, 1st Reg Colo Vol Inf

Private

Owens, John

Co. C, 1st Reg Colo Inf

Private

Owens, Kale

Co. G, 1st Reg Colo Vol Inf

Private

Ozias, Carleton

Co. D, 1st Reg Colo Vol Inf

Private