Hiawatha defeated Alden-Hebron, 3-2, in nine innings to capture the team's first regional title since 2008.
Abby Turner pitched all nine innings to get the win in the circle. Dani Clark and Ashley Tamraz each went 2 for 4 at the plate and Tamraz added two RBIs.
Tatiana Spung had the game-winning RBI for Hiawatha.
The Hawks advance to the Dakota Sectional semifinals to play Orangeville on Wednesday at 4:30 p.m.
Barbs win: DeKalb defeated Fenton, 3-0, in the Barbs' final regular season game of the season. Morgan Newport improved to 14-3 on the season while Hannah Walter hit a two-run home run.
The Barbs (20-8) play Wednesday against Huntley in the Class 4A Jacobs Regional semifinals.
Spartans sweep: Sycamore swept Sandwich in a doubleheader on Saturday, ending the season with a 13-18 recor.
Sycamore won, 10-0, in the first game as Abby Foulk allowed only two hits and struck out six in the circle.
Bobbieann Gable went 2 for 2 with three RBIs while Paige Bjork was 2 for 4 with an RBI. Lyndsey Coddington finished 1 for 2 with two RBIs and Foulk was 2 for 2 at the plate.
In game two, McKenna Marcinkowski and Taylor Zak combined on a no-hitter in a 9-1 win.
Gable went 3 for 4 with three RBIs while Tristyn Criswell was a perfect 3 for 3 with three runs scored and a stolen base.
"All three of our pitchers threw well today," Sycamore coach Jill Carpenter said. "Offensively we scored early which always helps the pitching and defense relax."
Barbs qualify three: DeKalb qualified three players to the IHSA state meet as Matt Kulma won the singles tournament at the DeKalb Sectional and Chuck White and Nick Seldal combined to take third place in the doubles tournament. The Barbs placed first as a team with 25 points, edging LaSalle-Peru, which took second with 24 points.
Kulma lost the first set of his championship match against LaSalle-Peru's Reo Hammers, but rallied to win in three sets.
White and Seldal won their first three matches, advancing to the semifinals, before losing to LaSalle-Peru's doubles team, the eventual sectional champions. They defeated Rochelle's doubles team, 6-2, 6-0, in the third-place match.
Barbs win: DeKalb defeated Elgin, 4-1, in the Barbs' final regular season game.
Knights fall: Kaneland lost to Batavia, 5-3, to fall to 12-16 on the season.
FRIDAY'S LATE RESULTS
Weissinger, Madden get to state: Hinckley-Big Rock's Billy Weissinger and Jared Madden both advanced to the Class 1A state track meet.
Weissinger took second place in the high jump, clearing 6 feet, 4 inches at the Class 1A Seneca Sectional. Madden won the 300 hurdles in 41.00 seconds, breaking a 20-year-old varsity record previously held by Kevin Butler.
Weissinger qualified for the state meet in high jump each of the last two years while this will be Madden's first trip downstate.
Michael Bayler went a career-best 41-00.25 in the triple jump to finish third while Mack Carls threw 138-7 in the discus to finish four. Weissinger was also fourth in the 400 and Christian Johnsen tied for fifth in the high jump.