| 136P/Mueller | |
| Discoverer: | Jean Mueller |
| Discovery Date: | September 24, 1990 |
| Designations: | 1990 XIII; 1998 K4 |
| Epoch: | March 6, 2006 |
| Semimajor: | 4.189 AU |
| Perihelion: | 2.963 AU |
| Aphelion: | 5.415 AU |
| Eccentricity: | 0.2927 |
| Period: | 8.574 a |
| Inclination: | 9.4248° |
| Last P: | May 31, 2016 October 22, 2007 |
| Next P: | 2025-Jan-03[1] |
136P/Mueller, also known as Mueller 3, is a periodic comet in the Solar System.