| Debbie McCune Davis | |
| State Senate: | Arizona |
| District: | 14th |
| Term Start: | January 8, 2007 |
| Term End: | January 10, 2011 |
| Preceded: | Bill Brotherton |
| Succeeded: | Robert Meza |
| State House1: | Arizona |
| District1: | 14th |
| Term Start1: | January 10, 2011 |
| Term End1: | January 9, 2017 |
| Predecessor1: | Robert Meza |
| Successor1: | Tony Navarrete |
| Term Start2: | January 13, 2003 |
| Term End2: | January 8, 2007 |
| Predecessor2: | Marion L. Pickens Edward M. Poelstra |
| Successor2: | Robert Meza |
| State House3: | Arizona |
| District3: | 20th |
| Term Start3: | January 8, 1979 |
| Term End3: | January 9, 1995 |
| Predecessor3: | Jerry Moore |
| Successor3: | Kathie Foster Robert Blendu |
| Party: | Democratic |
| Birth Date: | 12 August 1951 |
| Birth Place: | Braddock, Pennsylvania |
| Alma Mater: | Glendale Community College, Arizona State University |
| Profession: | Public administration |
| Spouse: | Glenn |
| Residence: | Phoenix, Arizona |
Debbie McCune Davis (born August 12, 1951) is a Democratic politician in the United States. She has served as Arizona State Senator for District 14 from 2006 to 2017. Earlier she was a member of the Arizona House of Representatives from 1979 through 1994, and from 2003 through 2006.