Samuel Pearson Goddard III (born January 29, 1947) is an American attorney and politician.
He served as the Mayor of Phoenix from 1984 to 1990, on the Central Arizona Water Conservation District from 2001 to 2003 and as the 24th Attorney General of Arizona from 2003 to 2011.
He is a member of the Democratic Party.
He has twice been the Democratic nominee for Governor of Arizona, in 1990 and in 2010.
After leaving office as Attorney General of Arizona, he led his own law firm, Goddard Law Office, PLC.
He declined to run for governor for a third time in 2014 and was instead the Democratic nominee for Secretary of State of Arizona in the 2014 elections, losing to Republican State Senator Michele Reagan.
Goddard was a potential candidate for governor in 2018 and chose not to run.