| Election Name: | 1986 United States Senate election in Arkansas |
| Country: | Arkansas |
| Flag Year: | 1924 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1980 United States Senate election in Arkansas |
| Previous Year: | 1980 |
| Next Election: | 1992 United States Senate election in Arkansas |
| Next Year: | 1992 |
| Election Date: | November 4, 1986 |
| Image1: | Dale Bumpers.jpg |
| Nominee1: | Dale Bumpers |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 433,122 |
| Percentage1: | 62.28% |
| Nominee2: | Asa Hutchinson |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 262,313 |
| Percentage2: | 37.72% |
| Map Size: | 210px |
| U.S. Senator | |
| Before Election: | Dale Bumpers |
| Before Party: | Democratic Party (United States) |
| After Election: | Dale Bumpers |
| After Party: | Democratic Party (United States) |
The 1986 United States Senate election in Arkansas was held November 4, 1986. Incumbent Democratic U.S. Senator Dale Bumpers won re-election to a third term.