Castor Oyl
| Castor Oyl | |
|---|---|
| Publication information | |
| Publisher | King Features Syndicate | 
| First appearance | Thimble Theatre (1920) | 
| Created by | E. C. Segar | 
| In-story information | |
| Partnerships | Lizzie Oyl (née Goozenwoozit) (1924) Cylinda Oyl (née Lotts) (1926 - 1928; 2022-present) | 
| Supporting character of | Olive Oyl (sister) Cole Oyl (father) Nana Oyl (mother) Deezil (daughter) | 
Castor Oyl is a fictional character, created in 1920 by cartoonist Elzie Crisler Segar for his comic strip Thimble Theatre, now known as Popeye.