J-Term - A three-week schedule of courses offered in January, allowing students to explore their interests in non-traditional areas of study.

Abner Jackson - 8th President of Trinity College, from October 1867 to April 19, 1874.

Jackson Hall - Student dormitory located in the South Campus area.

Albert Charles Jacobs - 14th President of Trinity College, from 1953 to 1968.

James J. Goodwin Professor of English - Professorship and title granted to professors of literature; established in 1917 with the death of Trustee James J. Goodwin.

Jarvis Hall (Original Campus) - College hall built in 1824 on Trinity's old campus.

Jarvis Hall (Summit Campus)* - Student dormitory, comprising a portion of the Long Walk.

Jarvis Scientific Laboratory - Former home to the chemistry and physics departments from the late 19th to the mid-20th century.

Jessee/Miller Field - Trinity's main athletic field, supporting football, lacrosse, and track and field.

Jesters - Student theater performance group organized in 1887.

Jewish at Trinity - A history of Jewish people, organizations, and experiences at Trinity College.

Edward A. Jones - Alumnus of Amherst and Trinity College who was ordained by Bishop Brownell.

James F. Jones, Jr. - 21st President of Trinity College, from 2004 to 2014.

Jones Hall - Student dormitory located in the South Campus area.