| Wilfrid N. Bailey | |
| Birth Date: | 1893 9, df=yes |
| Birth Place: | Durham |
| Citizenship: | British |
| Fields: | Hypergeometric series |
| Alma Mater: | Victoria University of Manchester London University University of Cambridge |
| Thesis Year: | 1931 |
| Doctoral Advisor: | Louis Joel Mordell |
| Doctoral Students: | Lucy Joan Slater |
Wilfrid Norman Bailey (born 5 September 1893 Consett, Durham; died 23 October 1961, Eastbourne) was a mathematician who introduced Bailey's lemma and Bailey pairs into the theory of basic hypergeometric series. Bailey chains and Bailey transforms are named after him.