Kiir, of Bradenton (Fla.) Victory Rock Prep, picked the Rams over a host of schools including LSU, NC State and Illinois.
Over the spring and summer, Kiir played for the Florida Sons on the adidas circuit. Kiir is a 6-foot-9 versatile forward.
With the addition of Kiir, Will Wade now has a four-man recruiting class. Kiir joins four-star guard Lavar Batts, as well as three-star recruits Sean Mobley and Marcos Santos-Silva to make up their current recruiting class.