He was taken one slot after the Boston Red Sox drafted Wright State shortstop Justin Riemer.
The left-handed hitting Ewing won the Greater Western Ohio Conference triple crown when he batted .464 with four home runs and 37 RBIs in 29 games last season.
He hit eight doubles, seven triples and stole 19 bases.
Riemer, a 6-foot, 170-pound third-year sophomore from Virginia, hit .323 with three home runs and seven RBIs in 12 games for the Raiders last season.
He was named to the Horizon League All-Freshman Team in 2022 when he batted .329 with 13 doubles, two homers, 27 RBI, and 37 runs scored as a redshirt freshman.
Ewing, who has committed to play collegiately at Alabama, was rated the No. 3 prospect in Ohio by Perfect Game and Prep Baseball Report. Perfect Game ranked him No. 53 nationally and PBR ranked him No. 107.
University of Dayton left-hander Mark Manfredi was selected by the Milwaukee Brewers in the ninth round (272nd overall). Manfred, 6-4, 210,was 4-6 with a .4.99 ERA in 16 games (15 starts) this spring for the Flyers. He struck out 158 batters and walked 53 in 138 1/3 innings. He was 1-2 with a 3.66 ERA in 2022.
The draft concludes Tuesday with rounds 11-20.
About the Author