Justin Geisinger (born May 24, 1982 in Pittsburgh, Pennsylvania) is a former American football guard who last played for the Carolina Panthers of the National Football League. He was drafted by the Buffalo Bills in the sixth round of the 2005 NFL Draft. He played college football at Vanderbilt. Geisinger has also played for the Tennessee Titans and Washington Redskins. After finishing out his NFL career, he became the head strength coach at Pope John Paul II High School in Hendersonville, TN and the school's offensive line coach.