Oswald Cawley, styled The Honourable from January 1918, was a British soldier and Liberal Party politician.

Frederick Cawley, 1st Baron Cawley PC, JP, known as Sir Frederick Cawley, Bt, between 1906 and 1918, was a British businessman and Liberal Party politician. A wealthy cotton merchant, he represented Prestwich in parliament between 1895 and 1918 and served as Chancellor of the Duchy of Lancaster between 1916 and 1918. Created a baronet in 1906, he was ennobled as Baron Cawley in 1918.