Chambers-Book, who earned the honor five times this season, shared the final weekly honor with Belmont's Brooklin Lee.
Against Eastern Illinois, Chambers-Book took a no hitter into the top of the seventh inning for the fourth time this season. She lowered her ERA to 1.19 for the season as she tossed her 10th complete game shutout. Chambers-Book fanned six and now needs 42 strikeouts for 1,000 in her career. She earned her OVC-leading 24th win of the season and now has 86 in her career, which is No. 2 all-time.
SIUE opens the OVC Tournament in Oxford, Alabama, Wednesday at 10 a.m. against Eastern Kentucky.