Jayson Julio Aquino Félix (born November 22, 1992) is a Dominican former professional baseball pitcher.

[1] He spent his first professional season with the Dominican Summer League Rockies in 2010, posting a 4–3 win–loss record, a 1.02 earned run average (ERA), and 59 strikeouts in 612⁄3 innings pitched.

[2] In 2013, Aquino was promoted to the Short-Season A Tri-City Dust Devils, and later the Class-A Asheville Tourists.

[3] In 2014, he played with the Advanced-A Modesto Nuts and the Double-A Tulsa Drillers, posting a combined 5–10 record, a 5.13 ERA, and 83 strikeouts in 107 innings pitched.

[2] Aquino was designated for assignment by the Rockies on January 30, 2015,[4] and traded to the Toronto Blue Jays for Tyler Ybarra on February 4, 2015.

On July 19, 2018, Aquino signed with the Kansas City T-Bones of the American Association of Independent Professional Baseball.