Jason Raymond Alexander (born March 1, 1993) is an American professional baseball pitcher in the Athletics organization.

[2] He finished his first pro campaign having appeared in 18 games split between the Orem Owlz, Arizona League Angels, and High-A Inland Empire 66ers.

In 2018, Alexander split the year between Inland Empire, the Double-A Mobile BayBears, and Triple-A Salt Lake Bees.

In 2019, he played with Mobile and Salt Lake, accumulating a 4–8 record and 6.66 ERA with 96 strikeouts in 101.1 innings pitched spanning 23 games (15 starts).

[12] In 19 minor league games (11 starts), he posted a 2–4 record and 6.14 ERA with 44 strikeouts across 63.0 innings of work.

[14] In 29 games (27 starts) for the Triple–A Worcester Red Sox, he compiled a 7–6 record and 4.42 ERA with 129 strikeouts across 138+1⁄3 innings pitched.