| Honorific-Prefix: | The Honourable |
| Honorific-Suffix: | MLC |
| Bec Thomas | |
| Nationality: | Australian |
| Office1: | Member of the Tasmanian Legislative Council for Elwick |
| Term Start1: | 4 May 2024 |
| Predecessor1: | Josh Willie |
| Office2: | Mayor of Glenorchy City Council |
| Term Start2: | 21 July 2021 |
| Term End2: | 4 May 2024 |
| Predecessor2: | Kristie Johnston |
| Birth Date: | 1983 12, df=yes |
| Birth Place: | Hobart, Australia |
| Party: | Independent |
Rebecca Jane Thomas (born 24 December 1983)[1] is an Australian politician representing Elwick in the Tasmanian Legislative Council since the 2024 Tasmanian Legislative Council periodic election.[2] Prior to this she was Mayor of Glenorchy and a member of Glenorchy City Council.[3]