High Quality Content by WIKIPEDIA articles! Robert G. Lowery, Sr. (born 1940) was the mayor of the city of Florissant, Missouri in northern St. Louis County, Missouri, since November, 2001. Before becoming mayor, Lowery served as a police officer and the police chief of Florissant and has served the citizens of Florissant in various capacities for nearly 50 year. He has stated that "I truly, truly love Florissant".