| L'Étonnant Serge Gainsbourg | |
| Type: | studio |
| Artist: | Serge Gainsbourg |
| Cover: | serge_l'etonnant.jpg |
| Recorded: | 8, 10, 14 February 1961; 6, 9, 13, 16 March 1961 |
| Studio: | Studio Blanqui, Paris |
| Label: | Philips |
| Producer: | Jean-Yves Billet |
| Prev Title: | N° 2 |
| Prev Year: | 1959 |
| Next Title: | Serge Gainsbourg N° 4 |
| Next Year: | 1962 |
L'Étonnant Serge Gainsbourg is the third studio album by French musician Serge Gainsbourg, released in 1961.
Dean McFarlane of AllMusic gave the album 4 out of 5 stars, writing: "One of his most intoxicating amalgams of jazz and pop styles, L'Etonnant Serge Gainsbourg comes highly recommended to fans of '60s French pop."
Credits adapted from liner notes.