Most Valuable Players: 1 winner
Willie Hernández   1984   baseball  
Notable Athletes: 4 soccer, 2 tennis, 1 basketball
(soccer) Guillermo Stábile   1905-1966  
(soccer) Leonel Sánchez (a.k.a. Guillermo)   1936-2022  
(tennis) Guillermo Vilas   1952-  
(tennis) Guillermo García López   1983-  
(soccer) Guillermo Ochoa   1985-  
(soccer) Juan Cuadrado (a.k.a. Guillermo)   1988-  
(basketball) Willy Hernangómez   1994-  
Notable Filmmakers: 1 director, 1 screenwriter
Guillermo Arriaga   1958-  
Guillermo del Toro   1964-  
Notable Writers: 1 author
Guillermo Arriaga   1958-  
Olympic Medalists: 1 bronze
(bronze) Federico Kammerichs (a.k.a. Guillermo)   2008   basketball  
Oscar Award Winners: 1 director
(director) Guillermo del Toro   2018   The Shape of Water  
Other Leaders: 1 president
President Salvador Allende (a.k.a. Guillermo)   1970-1973   Chile