Robert M. Riddle

Robert M. Riddle
19th Mayor of Pittsburgh
In office
1853–1854
Preceded byJohn B. Guthrie
Succeeded byFerdinand E. Volz
Personal details
Born(1812-08-17)August 17, 1812
DiedDecember 18, 1858(1858-12-18) (aged 46)
Pittsburgh, Pennsylvania, U.S.
Political partyWhig
Other political
affiliations
Know Nothing, Republican

Robert M. Riddle (August 17, 1812 December 18, 1858) was a newspaperman, postmaster and politician who served as Mayor of Pittsburgh from 1853 to 1854.