Mark Kendall Bingham (May 22, 1970 - September 11, 2001) was an American public relations executive who founded his own company, the Bingham Group. He was a graduate of the University of California, Berkeley, and president of his fraternity, Chi Psi.

He died at age 31 in the September 11, 2001, on board United Airlines flight 93. He is believed to have been among the passengers who stormed the cockpit to prevent the hijackers from using the plane to kill hundreds or thousands of additional victims. In a cell phone call to his mother, Alice Hoagland, shortly before the plane went down, he told her, "some of us here are going to try to do something." 

For his actions, he was posthumously lauded as The Advocate’s 2001 Person of the Year. Senators John McCain and Barbara Boxer honored him in a ceremony for San Francisco Bay Area victims on September 17, 2001, presenting a folded American flag to Paul Holm and singer Melissa Etheridge dedicated the song "Tuesday Morning" to his memory.

A strapping athlete, at 6 ft 4 in (1.93 m) and 225 pounds (102 kg), Mark played for the San Francisco Fog. In college, he played for the University of California Berkeley rugby team, which won string of national championships. In his honor, the International Gay Rugby Association and Board's biannual international rugby competition aimed predominantly for gay and bisexual men was named the Bingham Cup and first hosted by Mark's team, the San Francisco Fog, in 2002.