Lucas Stephen Grabeel (ur. 23 grudnia 1984 w Springfield, Missouri), aktor amerykański.
Uczęszczał do liceum Kickappo r11 szkoły, której wychowankiem był także Brad Pitt. Wystapił m.in.
1. High School Musical 2 (2007) (TV) (post-production) .... Ryan Evans
2. Alice (2007) (post-production) .... Lester McKinley
3. "Smallville" .... Young Lex (1 episode, 2006)
... aka Smallville Beginnings (USA: rerun title)
... aka Smallville: Superman the Early Years (UK: promotional title)
- Reunion (2006) TV Episode .... Young Lex
4. Return to Halloweentown (2006) (TV) .... Ethan Dalloway
... aka Halloweentown IV (USA: informal title)
5. "'Til Death" .... Pete Pratt (1 episode, 2006)
- Pilot (2006) TV Episode .... Pete Pratt
6. "Veronica Mars" .... Kelly Kuzzio / ... (2 episodes, 2005-2006)
- Versatile Toppings (2006) TV Episode .... Kelly Kuzzio
- Ahoy Mateys (2005) TV Episode .... Wanna Score Boy
7. High School Musical (2006) (TV) .... Ryan Evans
8. "Boston Legal" .... Jason Matheny (1 episode, 2005)
- Ass Fat Jungle (2005) TV Episode .... Jason Matheny
9. Dogg's Hamlet, Cahoot's Macbeth (2005) .... Charlie/Gertrude/Ophelia
10. Halloweentown High (2004) (TV) .... Ethan Dalloway