Samuel George King (May 2, 1816 – March 21, 1899) was an American politician who served as the 73rd mayor of Philadelphia from 1881 to 1884.

In 1881, as a member of the Select Council, he ran for the mayoralty of Philadelphia against three-term incumbent William S. Stokley.

[1] After the influential Committee of One Hundred voted to endorse Stokley, Blankenburg and John Paul Verree resigned their memberships.

[4] In 1884, King ran for a second term, but Republican William Burns Smith defeated him by more than 9,000 votes.

[5] King was the last Democrat to hold the office of Mayor of Philadelphia until Joseph Clark was elected in 1952.