Representative Marlene “Yvonne” Terry, a Democrat, represents St. Louis County (District 66) in the Missouri House of Representatives, including Spanish Lake, Bellefontaine, Jennings, and St. Louis City. She was elected to her first two-year term in November 2020.

Prior to serving in the legislature, Terry worked as an accounting clerk for BJC Healthcare for 20 years. She also served on the Riverview Gardens School Board for nine years.

Born in St. Louis, Terry attended University City High School and UMSL. She attends Olivet Missionary Baptist Church in Florissant. She has two children and four grandchildren.