

QUICK ANSWER
Research has not revealed any familial connection or shared ancestry between Mike Holmgren and Chet Holmgren. They come from different families and have no known common relatives.
INTRO
(Mike Holmgren as a former NFL coach and Chet Holmgren as a current NBA player), there is no familial connection between them.
Who is Mike Holmgren?
Mike Holmgren is a former American football coach and executive, best known for his time as the head coach of the Green Bay Packers and Seattle Seahawks.
Who is Chet Holmgren?
Chet Holmgren is an American professional basketball player, currently playing for the Oklahoma City Thunder in the NBA.
Different Sports Careers
Mike Holmgren has built a reputation in football, while Chet Holmgren has made a name for himself in basketball.
Unrelated Individuals
Despite sharing a similar last name, Mike Holmgren and Chet Holmgren are unrelated individuals who have achieved success in their respective sports careers.
Conclusion
In conclusion, Mike Holmgren and Chet Holmgren are two talented individuals who share a similar surname, but they are not related. They have carved out their own unique paths in different sports, with Mike excelling in football and Chet making a name for himself in basketball.