Namesakes

Fictional Characters from Television: 1 character
Misty Day   2011   American Horror Story  
Hall-of-Famers: 1 baseball, 1 ice hockey
(ice hockey) Clarence "Hap" Day   1961  
(baseball) Leon Day   1995  
Notable Actors and Actresses: 2 actors, 1 actress
Doris Day   1922-2019  
Daniel Day-Lewis   1957-  
Simon Paisley Day   1967-  
Notable Athletes: 1 baseball, 1 football, 1 ice hockey, 1 rugby
(ice hockey) Clarence "Hap" Day   1901-1990  
(baseball) Leon Day   1916-1995  
(rugby) Dominic Day   1985-  
(football) Dillon Day   1991-  
Notable Musicians: 1 singer
Doris Day   1922-2019     
Olympic Medalists: 1 bronze
(bronze) Christine Day   2012   4x400 m relay  
Oscar Award Winners: 1 actor
(actor) Daniel Day-Lewis   1989; 2007; 2012   My Left Foot; There Will Be Blood; Lincoln