Shin-Ei Animation
| Logo used since 2021 | |
| Headquarters in Nishitōkyō, Tokyo | |
| Native name | シンエイ動画株式会社 | 
|---|---|
| Romanized name | Shīn'eī Dōga Kabushiki-gaisha | 
| Company type | Subsidiary | 
| Industry | Japanese animation | 
| Predecessor | A Production | 
| Founded | December 1965 (as A Production) September 9, 1976 (as Shin-Ei Animation) | 
| Founder | Daikichirō Kusube | 
| Headquarters | Tanashichō, , Japan | 
| Parent | TV Asahi Corporation | 
| Subsidiaries | SynergySP | 
| Website | www | 
Shin-Ei Animation Co., Ltd. (Japanese: シンエイ動画株式会社, Hepburn: Shīn'eī Dōga Kabushiki-gaisha) is a Japanese animation studio owned by TV Asahi and founded in Tokyo in 1965 as A Production by Daikichirō Kusube, who was previously an animator for Toei Animation.