Wilson became Michigan's sixth first round pick since 2013, while Walton and Irvin will play in the Summer League with the Orlando Magic and Miami Heat, respectively.
Osman scored 19 goals and added six assists for his Hotchkiss, Conn. squad.
Muckalt will be reunited with head coach Mel Pearson, with whom he worked as an assistant coach at Michigan Tech from 2011 to 2015.
The junior went from last place into first on the final lap to become Michigan's first-ever national champion in the 1,500 meters.
While the Wolverines weren’t as well-represented as they were last year, when six men and five women qualified for the national meet, they made their presences count with three All-Americans honors and an individual national championship.
North Carolina defeated the Wolverines behind three runs in both the fifth and sixth innings, ending Michigan's season in Chapel Hill.
The Wolverines will compete with North Carolina, Florida Gulf Coast and Davidson for the right to advance to the Super Regional round next week.
It was a record-breaking season for Minor. Not only is she the first player in program history to win a national championship, but she also garnered her second All-American honor and she joins just six other Wolverines to have a 30-win season.
After the Wolverines went 42-15 during the regular season — their most successful regular season since 2008 — they were selected for the NCAA Tournament, receiving a No. 3 seed in the Chapel Hill regional, hosted by No. 2 national seed North Carolina.