Wiggins' selection marks the fourth straight year the Terps have had a player chosen in the NBA Draft.
Wiggins averaged 14.5 points, 5.8 rebounds and 2.5 assists per game last season and saw his NBA stock rise.
Ayala led all Terps in scoring with 15.1 points last season.
The junior led the Terps in scoring last season, averaging 15.1 points per game.
Wiggins earned all-Big Ten honorable mention honors last season.
NBA analysts were not fans of the Suns selecting Smith.
Smith averaged 13.5 points and 8.6 rebounds during his two-year stint with Maryland basketball.
The Terps' all-American is projected to be a first-round pick.
Smith earned first-team all-Big Ten honors after averaging 15.5 points and 10.5 rebounds this season.
Smith is the first Terps player to make an AP All-American team since Greivis Vasquez in 2010.