Lewis A. Swift
| Lewis Swift | |
|---|---|
| Born | February 29, 1820 | 
| Died | January 5, 1913 (aged 92) | 
| Occupation | Astronomer | 
| Relatives | Edward D. Swift (son) | 
| Honours | 
 | 
| Signature | |
Lewis A. Swift (February 29, 1820 – January 5, 1913) was an American astronomer who discovered 13 comets and 1,248 previously uncatalogued nebulae. Only William Herschel discovered more nebulae visually.