Alumni
- Ed Bouchee - Former MLB player (Philadelphia Phillies, Chicago Cubs, New York Mets)
- Ed Brandt - Former MLB player (Boston Braves, Brooklyn Dodgers, Pittsburgh Pirates)
- Erik Coleman - National Football League player
- Neil Everett - Sportscaster
- Briann January - WNBA Basketball player. Currently plays for the Indiana Fever
- Dan Lynch - Former college and professional football player
- Craig T. Nelson - Actor, best known for his roles in movies and on the ABC sitcom Coach from 1989-1997 as Hayden Fox. Currently on the NBC series Parenthood as Zeek Breverman.
- Scott O'Grady - Former United States Air Force Captain famous for the Mrkonjić Grad incident
- Katelan Redmon- WNBA Basketball player. Currently plays for the New York Liberty. Also niece of current LC girls' basketball coach Jim Redmon.
- Dario Romero - CFL player
- Irwin Rose - Nobel Prize Winner in chemistry
- Eva Silverstein - Physicist
- Jack Spring - Former MLB player (Philadelphia Phillies, Boston Red Sox, Washington Senators, Los Angeles Angels, St. Louis Cardinals, Chicago Cubs, Cleveland Indians)
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