Thames Valley District School Board

The Thames Valley District School Board (TVDSB; known as English-language Public District School Board No. 11 prior to 1999) is a public school board in southwestern Ontario, Canada.

The TVDSB serves an area over 7,000 square kilometres which includes urban, suburban and rural communities. It spans three counties and includes the cities of London, St. Thomas, and Woodstock, plus the towns of Ingersoll, Tillsonburg, and Strathroy-Caradoc, as well as several smaller towns and villages.

As of 2024, the Board administered 160 schools (134 elementary and 26 secondary schools). They also provide alternative education programs for approximately 40,000 students through adult day school, continuing education, general interest, night school and summer school courses.