The Southern Pacific Railroad was an American railroad.

Southern Pacific may also refer to:

Southern Pacific (band), an American country rock band Southern Pacific (album), 1985 Southern Pacific (narrow gauge), a network of narrow gauge railroad lines operated by the Southern Pacific Railroad Southern Pacific Ocean The Southern Pacific Railroad, originally the Texas Western Railroad, completed from Marshall, Texas, to the Louisiana border in 1861, and absorbed by the Texas and Pacific Railway in 1872; unaffiliated with the California-based company of the same name

See also South Pacific (disambiguation)