[5] She was subsequently re-elected to city council in 1978, serving as a councillor until her retirement in 1994.
One of her most noted accomplishments in office was the acquisition of 80 acres of land being sold by the Barrie Country Club to create Sunnidale Park, which remains Barrie's largest municipal park.
[2] The park's clubhouse was renamed the Dorian Parker Centre in her honour in 2001.
[2] She remained active in local politics after her retirement, leading a campaign to oppose a city plan to build a water reservoir and pumping station in Sunnidale Park.
[6] Parker died at the Royal Victoria Hospital in Barrie on June 3, 2007,[2] aged 84.