American football official
According to Wikipedia, Dale Hamer is a former American football official in the National Football League who served from 1978 to 2001, with a break taken for health reasons during the 1995 season. During his 23 seasons in the NFL, Hamer was assigned to officiate in two Super Bowls, as a head linesman in Super Bowl XVII and in Super Bowl XXII. Additionally, he was an alternate referee for Super Bowl XXVII.
Dale Hamer is affiliated with the following schools: