Brian Leonhardt (born April 2, 1990) is an American former professional football player who was a tight end in the National Football League (NFL). He was signed by the Oakland Raiders as an undrafted free agent in 2013. He played college football for the Bemidji State Beavers.
Leonhardt is a native of Spring Lake Park, Minnesota and went to Spring Lake Park High School .
In his junior season at Bemidji State University, he was selected for Daktronics All-America Second-team, Super Region #3 First-team and the All-NSIC First-team. He also was D2Football.com All-America Honorable Mention following the season.
On April 28, 2013, he signed with the Oakland Raiders as an undrafted free agent.
On July 30, 2015, Leonhardt signed with the Cleveland Browns.
On November 16, 2015, the San Francisco 49ers signed Leonhardt off of the Browns practice squad, to their own. On December 12, 2015, Leonhardt was promoted to the 49ers' active roster.
On March 18, 2016, Leonhardt signed with the Minnesota Vikings. He was released on August 29, 2016.
On September 3, 2016, Leonhardt was signed to the Detroit Lions' practice squad. He was released on September 30, 2016.
On October 5, 2016, Leonhardt re-signed with the Vikings. He was released on October 25, 2016.
Leonhardt was signed to the Cardinals' practice squad on November 1, 2016.