| Riverdale South | |
| Province: | Yukon |
| Prov-Status: | active |
| Prov-Election-First: | 1978 |
| Prov-Election-Last: | 2021 |
| Prov-Rep: | Tracy McPhee |
| Prov-Rep-Party: | Liberal |
| Demo-Electors: | 1,691 |
| Demo-Electors-Date: | 2021 |
| Demo-Csd: | Riverdale |
Riverdale South is an electoral district which elects a Member of the Legislative Assembly (MLA) to the Legislative Assembly of the Yukon Territory in Canada. Along with Riverdale North, it makes up the subdivision of Whitehorse called Riverdale. It is bordered by the ridings of Riverdale North, Mountainview, Copperbelt South, and Mount Lorne-Southern Lakes.
| Legislature | Years | Member | Party | ||
|---|---|---|---|---|---|
| 24th | 1978–1980 | Iain MacKay | |||
| 1981-1982 | Ron Veale | ||||
| 25th | 1982–1985 | Bea Firth | |||
| 26th | 1985–1989 | ||||
| 27th | 1989–1992 | ||||
| 1991–1992 | |||||
| 28th | 1992–1996 | ||||
| 29th | 1996–2000 | Sue Edelman | |||
| 30th | 2000–2002 | ||||
| 31st | 2002–2006 | Glenn Hart | |||
| 32nd | 2006–2011 | ||||
| 33rd | 2011–2016 | Jan Stick | |||
| 34th | 2016–2021 | Tracy McPhee | |||
| 35th | 2021–present | ||||
|-| Liberal| Tracy McPhee| align="right"| 421| align="right"| 37.2%| align="right"| +8.9%|-| NDP| Jan Stick| align="right"| 384| align="right"| 34.0%| align="right"| -5.2%
|-! align=left colspan=3|Total! align=right| 1128! align=right| 100.0%! align=right| - |}
|-| NDP| Jan Stick[1] | align="right"| 380| align="right"| 39.2%| align="right"| +18.7%
| Liberal| Dan Curtis| align="right"| 275| align="right"| 28.3%| align="right"| -9.5%|-! align=left colspan=3|Total! align=right| 969! align=right| 100.0%! align=right| - |}
|-| Liberal| Phil Treusch| align="right"|324| align="right"|37.8%| align="right"|+3.6%| NDP| Peter Lesniak| align="right"|176| align="right"|20.5%| align="right"|-5.6%|-! align=left colspan=3|Total! align=right| 857! align=right| 100.0%! align=right| - |}
|-| Liberal| Sue Edelman| align="right"|332| align="right"|34.2%| align="right"|-14.7%| NDP| Cary Gryba| align="right"|253| align="right"|26.1%| align="right"|-1.3%|-! align=left colspan=3|Total! align=right| 970! align=right| 100.0%! align=right| - |}
|-| Liberal| Sue Edelman| align="right"| 422| align="right"| 48.9%| align="right"| -8.8%
| NDP| Heather Finton| align="right"| 237| align="right"| 27.4%| align="right"| +27.4%
|-! align=left colspan=3|Total! align=right|864! align=right|100.0%! align=right||}
|-| Liberal| Sue Edelman| align="right"|476| align="right"|57.7%| align="right"|+52.7%|-! align=left colspan=3|Total! align=right|825! align=right|100.0%! align=right| - |}
|-} |Independent|Bea Firth|align="right"| 384|align="right"| 39.7%|align="right"| - |NDP|Maurice Byblow|align="right"| 242|align="right"| 25.0%|align="right"| - |Liberal|Paul Thériault|align="right"| 48|align="right"| 5.0%|align="right"| - |- bgcolor="white"!align="left" colspan=3|Total!align="right"|967!align="right"|100.0%!align="right"| -