| Lawrenceville High School | |
| City: | Lawrenceville |
| State: | Illinois |
| Zipcode: | 62439 |
| Country: | USA |
| Schooltype: | public |
| Status: | Open |
| Locale: | Lawrence County |
| District: | Lawrence County Community Unit School District 20 |
| Us Nces District Id: | Cusd 20 |
| Superintendent: | Doug Daugherty (Since 2013) |
| Principal: | Lance Boldt |
| Teaching Staff: | 27.80 (FTE) |
| Grades: | 9–12 |
| Gender: | coeducational |
| Enrollment: | 319 (2018–19)[1] |
| International Students: | 3 |
| Ratio: | 11.47 |
| Colors: | Red and White |
| Conference: | Little Illini Conference |
| Nickname: | Indians |
| Picture Caption: | old high school at 503 8th St. |
Lawrenceville High School is a 9th–12th grade high school located in Lawrenceville, Illinois.
Lawrenceville has won four state championships (1972, 1974, 1982, 1983) and as of 2012 has the state record for the longest winning streak of 68–0, accomplished during the 1982 and 1983 seasons.