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|Constituency||Kanata North Ward|
|Ottawa City Councillor|
|1st Mayor of Kanata|
|Succeeded by||Des Adam|
|Reeve of March Township|
|Preceded by||John Mlacak|
|Born||Ottawa, Ontario, Canada|
Wilkinson is a long-time resident of Kanata and a veteran public servant in the former city. She was a member of the March Township council from 1970 to 1975, the first woman to run for a seat. From 1978 to 1985, she served as Kanata's first mayor following its incorporation.
Wilkinson served as a mayor for seven years and regional councillor for nine years, and returned for a further term as a councillor in Kanata from 1991 to 1994. In 1994 she ran to represent Kanata at the Regional Municipality of Ottawa Carleton, but lost to Alex Munter. After Kanata was amalgamated with Ottawa in 2001, Wilkinson was elected to Ottawa City Council in the 2006 election. She was re-elected as councillor of Ward 4, Kanata North, in the 2010 and 2014 Ottawa municipal election.
Wilkinson used to be a Progressive Conservative, and served on the PC Party's Provincial Executive She left the party in 2003 after Kanata was forced into an amalgamation with Ottawa. She ran in the 2003 provincial election as a Liberal and finished second against Norm Sterling with 23,466 votes (38.79%).
Wilkinson has three children.
- Jackson, Emma (23 June 2016). "Women on Ottawa council offer advice to their 20-year-old selves". Ottawa Metro. Retrieved 25 June 2016.
- Novakowski, Nickolas; Tremblay, Rémy (2007). Perspectives on Ottawa's High-tech Sector. Peter Lang. p. 102.
- Seymour, Andrew (27 October 2014). "Longtime councillor Marianne Wilkinson holds the fort in Kanata North". Ottawa Citizen. Retrieved 25 June 2016.