| Election Name: | 1920 Idaho gubernatorial election |
| Country: | Idaho |
| Flag Year: | 1907 |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1918 Idaho gubernatorial election |
| Previous Year: | 1918 |
| Next Election: | 1922 Idaho gubernatorial election |
| Next Year: | 1922 |
| Election Date: | November 2, 1920 |
| Nominee1: | D. W. Davis |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 75,748 |
| Percentage1: | 52.97% |
| Nominee2: | Ted A. Walters |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 38,509 |
| Percentage2: | 26.93% |
| Nominee4: | Sherman D. Fairchild |
| Party4: | Independent politician |
| Popular Vote4: | 28,752 |
| Percentage4: | 20.11% |
| Map Size: | 160px |
| Governor | |
| Before Election: | D. W. Davis |
| Before Party: | Republican Party (United States) |
| After Election: | D. W. Davis |
| After Party: | Republican Party (United States) |
The 1920 Idaho gubernatorial election was held on Tuesday November 2, to elect Governor of Idaho Incumbent Governor D. W. Davis defeated Democratic Candidate Ted A. Walters with 52.97% of the vote.