| C/1959 Y1 (Burnham) | |
| Discoverer: | Robert Burnham, Jr. |
| Discovery Site: | Lowell Observatory |
| Discovery Date: | 30 December 1959 |
| Designations: | 1959k 1960 II |
| Epoch: | 4 April 1960 (JD 2437028.5) |
| Observation Arc: | 148 days |
| Obs: | 35 |
| Perihelion: | 0.5044 AU |
| Eccentricity: | 1.00029 |
| Inclination: | 159.601° |
| Asc Node: | 252.643° |
| Arg Peri: | 306.632° |
| Earth Moid: | 0.1947 AU |
| Jupiter Moid: | 0.5355 AU |
| M2: | 15.9 |
| Magnitude: | 3.0 (1960 apparition) |
| Last P: | 20 March 1960 |
Comet Burnham, formally designated as C/1959 Y1, is a hyperbolic comet that became visible in the naked eye in 1960. It is one of six comets discovered by American astronomer, Robert Burnham, Jr.