Ayton, the No. 1 overall pick in the 2018 draft, is also a finalist.
Ayton, a 7-foot-1 center, averaged 16.3 points and 10.3 rebounds per game.
Doncic averaged 21.2 points and 6 assists to finish the season, and was originally the favorite to win NBA Rookie of the Year until the after the All-Star Game, where Young played the better half of his season. It's only the second time the top five selections in the National Basketball Association draft were named to All-Rookie first team. Young dropped 19.1 points and 8.1 assists per game as a rookie.
Joining the pair who were effectively traded for one another on the night of the 2018 NBA Draft are the three players picked around them: Phoenix Suns center Deandre Ayton, Sacramento Kings forward Marvin Bagley, and Memphis Grizzlies big man Jaren Jackson Jr.
Among all rookies Luka ranked first in scoring, second in rebounding, second in assists, and fifth in steals.More news: Panasonic halting business with Huawei after United States ban-spokesman
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The former EuroLeague MVP knocked down 168 3-pointers in 2018-19, marking the third-most triples by a rookie in league history.
Dončić swept the Kia NBA Western Conference Rookie of the Month Award, winning it all five times it was given out (for October/November, December, January, February and March/April).
The last time the top five picks were all first-team rookie honorees was in 1984-85 - a class consisting of Hakeem Olajuwon, Sam Bowie, Michael Jordan, Sam Perkins and Charles Barkley. Although both rookies have had truly spectacular first National Basketball Association seasons and are deserving of the only two players in the conversation for Rookie of the Year, this is really a one man race.
A global panel of 100 sportswriters and broadcasters selected five players for the First Team and five players for the Second Team regardless of position. The victor will be revealed at the 2019 NBA Awards presented by Kia on Monday, June 24 at 9 p.m. ET on TNT. He received one first-team vote and 29 second-team votes.
The second team includes L.A. Clippers guard Shai Gilgeous-Alexander, Cleveland Cavaliers guard Collin Sexton, Clippers guard Landry Shamet, New York Knicks center Mitchell Robinson and Hawks guard Kevin Huerter.