| Election Name: | 1988 United States Senate election in Indiana |
| Country: | Indiana |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1982 United States Senate election in Indiana |
| Previous Year: | 1982 |
| Next Election: | 1994 United States Senate election in Indiana |
| Next Year: | 1994 |
| Election Date: | November 8, 1988 |
| Image1: | Dick Lugar official photo.jpg |
| Nominee1: | Richard Lugar |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 1,430,525 |
| Percentage1: | 68.14% |
| Nominee2: | Jack Wickes |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 668,778 |
| Percentage2: | 31.86% |
| Map Size: | 250px |
| U.S. Senator | |
| Before Election: | Richard Lugar |
| Before Party: | Republican Party (United States) |
| After Election: | Richard Lugar |
| After Party: | Republican Party (United States) |
The 1988 United States Senate election in Indiana was held on November 8, 1988. Incumbent Republican U.S. Senator Richard Lugar was re-elected to a third term.[1]
Lugar, a popular incumbent, had token opposition in this election. An April 1988 poll showed that Lugar lead 65% to 23%. By June, Lugar raised over $2 million, while Wickes raised just over $100,000.[3] Lugar agreed to debate Wickes on September 10, 1988.[4]
Lugar won overall with two-thirds of the vote and won 91 of Indiana's 92 counties, Wickes won only the Democratic stronghold of Lake County.