| Election Name: | 1998 South Dakota gubernatorial election |
| Country: | South Dakota |
| Type: | presidential |
| Ongoing: | No |
| Previous Election: | 1994 South Dakota gubernatorial election |
| Previous Year: | 1994 |
| Next Election: | 2002 South Dakota gubernatorial election |
| Next Year: | 2002 |
| Election Date: | November 3, 1998 |
| Image1: | File:William Janklow (South Dakota Governor).jpg |
| Nominee1: | Bill Janklow |
| Running Mate1: | Carole Hillard |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 166,621 |
| Percentage1: | 64.0% |
| Nominee2: | Bernie Hunhoff |
| Running Mate2: | Elsie Meeks |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 85,473 |
| Percentage2: | 32.9% |
| Map Size: | 260px |
| Governor | |
| Before Election: | Bill Janklow |
| Before Party: | Republican Party (United States) |
| After Election: | Bill Janklow |
| After Party: | Republican Party (United States) |
The 1998 South Dakota gubernatorial election took place on November 3, 1998, to elect a Governor of South Dakota. Republican incumbent Bill Janklow was re-elected, defeating Democratic nominee Bernie Hunhoff.