Oliver A. Caswell (May 26, 1826 – May 1, 1885) was an American politician and member of the Wisconsin State Assembly.
Oliver A. Caswell was born on May 26, 1826, in Norwich, Connecticut.
Caswell passed away on May 1, 1885, at his home near Mount Sterling and was buried in McAuley-Halls-Branch Pioneer Cemetery.
Caswell was elected to the Wisconsin State Assembly in 1872 as a member of the Democratic Party.
[2] He also served as deputy sheriff of Crawford County for 12 years and held the position of town chairman.