SM Rookies (stylized as SMROOKIES) is a pre-debut training team established in 2013, produced by South Korean agency, SM Entertainment. SMROOKIES comprises young trainees who have yet to debut in a group or as a solo act. Rookies have taken part in SMTOWN shows as part of their promotions before graduation in order to develop themselves for their debut.
The first batch of rookies debuted as members of the girl group Red Velvet in 2014.
The second batch debuted as members of the boy group NCT which consisted of various subunits, its 1st subgroup NCT U, debuted in April 2016, followed by its 2nd subgroup, NCT 127 in July 2016, and its 3rd subgroup, NCT DREAM in August 2016.