Floyd Bannister (born June 10, 1955 in Pierre, South Dakota) is a former left-handed pitcher in Major League Baseball who pitched for the Houston Astros, Seattle Mariners, Chicago White Sox and Kansas City Royals. This left-hander attended Arizona State University and was known for striking out a few hitters in his time, amassing 1723 over his career, an average of 147 a year. His career high was 209 strikeouts in 1982. Drafted by the Houston Astros, first overall pick of the 1976 amateur draft.
In a 15-year career, Bannister compiled and 134-143 record, with a 4.06 ERA in 431 games (363 starts). Bannister had 62 complete games in his career, along with 16 shutouts.
His son, Brian Bannister, made his first Major League start on April 5, 2006 for the New York Mets.