| 164P/Christensen | |
| Discoverer: | Eric J. Christensen |
| Discovery Date: | December 21, 2004 |
| Designations: | P/2004 Y1 |
| Epoch: | March 6, 2006 |
| Semimajor: | 3.635 AU |
| Perihelion: | 1.651 AU |
| Aphelion: | 5.619 AU |
| Eccentricity: | 0.5458 |
| Period: | 6.931 a |
| Inclination: | 16.2453° |
| Last P: | 2018 May 31[1] June 2, 2011 June 21, 2004 |
| Next P: | 2025-May-27 |
164P/Christensen is a periodic comet in the Solar System.