Brent Yarina, BTN.com Senior Editor, April 18, 2017

Jim Harbaugh is a very popular man among Michigan fans.

For good reason, too, as he was the team's quarterback long before becoming the star coach he is today.

Since Harbaugh returned to Ann Arbor prior to the 2015 season, there's surely been no shortage of Michigan fans who have given their son the name "Jim," in honor of the coach. There's probably a bunch who went with "Harbaugh" as a middle name, as well. But how many have used "Harbaugh" as a first name? At least one, and the proof is in the tweet below.