Charles, once expected to be a first round pick, slid to deep in the second last Friday.
Mikesell earned All-Big Ten honors in both her seasons with the Terps.
Over two years removed from tearing her ACL and meniscus in practice, Watson thrived with the Terps this past season.
Owusu and Jones combined for 35 points and 16 rebounds in the title game against Ohio State.
Guard Ashley Owusu led the way with 17 points, six rebounds and 11 assists.
Diamond Miller finished with a team-high 15 points.
Forward Kaila Charles was named to the first team, and guard Blair Watson was named to the All-Defensive team.
It's the Terps' fifth Big Ten regular-season title in the last six years.
The Terps' seniors combined for 45 of the team's 88 points.