| Mary Margaret Oliver | |
| Office: | Member of the Georgia House of Representatives |
| Term Start1: | January 13, 2003 |
| Constituency1: | 56th district (2003–2005) 83rd district (2005–2013) 82nd district (2013–present) |
| Term Start2: | October 8, 1987 |
| Term End2: | January 11, 1993 |
| Predecessor2: | Peggy Childs |
| Constituency2: | 53rd district |
| State Senate3: | Georgia State |
| District3: | 42nd |
| Term Start3: | January 11, 1993 |
| Term End3: | January 11, 1999 |
| Predecessor3: | Cathey Steinberg |
| Successor3: | Mike Polak |
| Birth Date: | 7 March 1948 |
| Birth Place: | Charleston, South Carolina, U.S. |
| Occupation: | Attorney |
| Party: | Democratic |
| Education: | Vanderbilt University (BA) Emory University (JD) |
Mary Margaret Oliver (born March 7, 1948) is an American politician. She is a member of the Georgia House of Representatives from the 82nd District, serving since 2003. She is a member of the Democratic Party.[1] She previously served in the House from a special election in 1987 to 1993, and in the Georgia State Senate from 1993 to 1999.[2] She ran for lieutenant governor in 1998, and led the initial primary but lost to fellow state senator Mark Taylor in a runoff.[3]