Shaquille O'Neal's son is in high demand -- the 16-year-old high school hoops star just got a brand new wave of letters from colleges hoping to land the 6'9" phenom.
Everyone knows ... Shareef O'Neal has become one of the most high profile prep basketball players in the country -- with big college programs like LSU, Arizona and Cal reportedly offering him a ride already.
Now, a bunch of other schools have joined the race -- Shareef posted a pic of brand new recruiting letters from Colorado, Saint Mary's, Gonzaga and Memphis.
Shareef says he hasn't made up his mind yet -- but it seems USC and UCLA are in the lead ... because his mom wants him to stay local.
Stay tuned ...