Lawrence Edwin Siemering (November 24, 1910 – July 27, 2009) was an American football player and coach.

At the time of his death, he was the oldest surviving professional football player at 98 years of age.

[3] After high school, Siemering accepted a baseball scholarship from the University of San Francisco,[3] where he then also played football.

During his first season as coach, the 1947 Pacific Tigers football team went 10–1, the lone loss against Santa Clara, 21–20.

The Tigers outscored their opponents 575–66, led the nation in offense, and were ranked as high as tenth in the AP Poll.

[1] During the season, the Tigers scored 75 points or more three times, winning 75–20 over Portland, 88–0 over Cal Poly, and 75–0 over the Hawaii.

[3] During his four-year tenure at Pacific, Siemering went 35–5–3 with a .849 winning percentage, the best of any head coach in program history.

He then left the NFL in 1954 to become the head coach of the Calgary Stampeders in the Canadian Football League.