Namesakes
Hall-of-Famers:
1 basketball
(basketball) Willis Reed 1981 
Most Valuable Players:
1 winner
Willis Reed 1970 basketball
Nobel Prize Winners:
1 physics
(physics) Willis Lamb 1955
Notable Athletes:
1 basketball, 1 football
(basketball) Willis Reed 1942-
(football) Marquess Wilson (a.k.a. Willis) 1992-
Notable Scientists and Inventors:
1 inventor
Willis Carrier 1876-1950
Olympic Medalists:
1 silver/bronze/gold
(silver/bronze/gold) Willis A. Lee 1920 shooting