His NFL Career includes: 10 years with the Miami Dolphins playing all 5 offensive line positions under the coaching of Don Shula; 1 year with the New England Patriots under Bill Parcells; 3 years with the Green Bay Packers under Mike Holgrem (played in two Super Bowls- victorious in 1996); 1 year with the Philadelphia Eagles under Andy Reid; Final year (16th) with the Seattle Seahawks reuniting with Coach Holgrem.
Dellenbach's most memorable moment was at the end of the Miami verse Dallas game on Thanksgiving Day of 1993. Dellenbach recovered the ball at the Cowboys' 1-yard line, which set up Stoyanovich's 19-yard field goal on the game's final play and gave the Dolphins a 16-14 victory.
In 2003, Dellenbach served as a volunteer assistant on the Dolphins' coaching staff. In his role, Dellenbach worked alongside Tony Wise with the offensive line and Keith Armstrong with the special teams.
As a collegian, Dellenbach was a four-year letter winner at the University of Wisconsin (1981-84). He was chosen Big Ten 'Offensive Lineman of the Year' as a senior and a first team All-Big Ten selection by both AP and UPI. He had been a multiple-sport standout at Wausau East High School, lettering twice in football and three times each in hockey and baseball.
A native of Wausau, Wis., Dellenbach and his wife, Mary, have three sons, Dane, Dax and Dilon, and a daughter, Dailey. The family resides in Ft. Lauderdale. For the past 20 years, Jeff and his wife Mary have been affiliated with numerous charitable organizations. They have hosted the Dellenbach Classic for the past 13 years, which benefits the West Broward YMCA. They have also generously given their time to help raise money for organizations, such as Miami's Children Hospital, the Cystic Fibrosis Foundation, and the Boys and Girls Club.
Jeff is also involved with the Ultimate Sports Institute