[1] His first experience with basketball came as a member of the Aušra Sports Club, which is a Toronto-based traveling team for children of Lithuanian descent.

Some of Russell's prior players, such as Tristan Thompson and Cory Joseph had gone to the United States to complete their scholastic years.

[6] He visited Michigan that summer and was also being recruited by Villanova, Iowa State, Georgetown, Notre Dame, Florida and Providence.

[10][11] That summer, he scored 27 points in an exhibition of Canadian high school all-stars against the Baylor Bears men's basketball team.

[14] As the season progressed, Stauskas (and Robinson) improved in the national player ratings to offset McGary's slide and maintain a top-rated class.

[22] Sources: The 2011–12 Michigan Wolverines men's basketball team had been co-champions of 2011–12 Big Ten Conference,[23] but lost both of its co-captains, Zack Novak and Stu Douglass, to graduation and three players as transfers.

[28][29][30] On November 26, Stauskas earned Big Ten Freshman of the Week honors for his NIT tournament performance in which he averaged 12.5 points and 4.5 rebounds.

[31][32][33] On November 27, Michigan defeated its first ranked opponent of the season, NC State (#18 AP Poll/#18 Coaches' Poll), in the ACC–Big Ten Challenge with a then-career-high 20 points from Stauskas in a 79–72 victory.

[52][54] Six 3 point shots made without a miss was one shy of a conference record shared by Wolverine Glen Rice and 3 others (including David Lighty's 2011 NCAA Tournament performance).

[58] On November 12, Stauskas posted career highs of 23 points and 5 assists in the second game of the regular season against South Carolina State.

[71][72] In the January 2 Big Ten Conference opener against Minnesota, Stauskas set a career high with 7 assists while scoring 14 points.

[81] On January 22, against (#10)[82] Iowa Stauskas tied his career high with 26 points and contributed 5 rebounds and 5 assists, helping Michigan defeat consecutive top 10 opponents for the first time since the 1996–97 team.

[88][89][90] Stauskas also earned Oscar Robertson National Player of the Week recognition from United States Basketball Writers Association on January 28.

[103] On March 10 Stauskas earned his fourth Big Ten Player of the week award (this time Co-POTW with Shavon Shields).

[107] On March 22 against Texas in Michigan's second game of the 2014 NCAA Men's Division I Basketball Tournament, Stauskas had a career-high-tying 8 assists as well as a team-high 17 points.

[108][109] The 2013–14 team was eliminated in the elite eight round of the 2014 NCAA Men's Division I Basketball Tournament by Kentucky as Stauskas led all scorers with 24 points.

[110] Stauskas and teammate Caris LeVert joined Julius Randle, Aaron Harrison and Marcus Lee on the All-Midwest Regional team.

[111] On April 15, in a joint press conference with Robinson on the Big Ten Network,[112] Stauskas declared for the 2014 NBA draft.

[107][131] On March 11 Stauskas was named District V (OH, IN, IL, MI, MN, WI) Player of the Year by the United States Basketball Writers Association.

[115] Discussion about him entering the 2014 NBA draft began when he got hot in January 2014 and his father told Sports Illustrated, "He knows all he has to do is keep his nose to the grindstone for another couple of months, and there's a really good possibility he might be able to go pro.

[153] On December 8 in his first game against Utah and former teammate and fellow Big Ten Player of the Year Burke, Stauskas posted career highs of 15 points and 8 rebounds.

[177] On December 7, 2017, Stauskas was traded, along with Jahlil Okafor and a 2019 second round draft pick, to the Brooklyn Nets in exchange for Trevor Booker.

[183] In his debut for the Trail Blazers in their season opener on October 18, 2018, Stauskas came off the bench to score a career-high-tying 24 points in a 128–119 win over the Los Angeles Lakers.

[184][185] On February 4, 2019, Stauskas was traded to the Cleveland Cavaliers along with Wade Baldwin IV and two second-round picks for Rodney Hood.

[187] Hours later, he was traded again, this time to the Indiana Pacers alongside Baldwin, a 2021 second-round draft pick and the rights to Maarty Leunen, in exchange for cash considerations.

On July 9, 2022, Stauskas was traded, alongside Daniel Theis, Aaron Nesmith, Malik Fitts, Juwan Morgan and a 2023 first-round pick, to the Indiana Pacers in exchange for Malcolm Brogdon.

[211] Stauskas' G-League rights were still held by the Gold, who traded them to the College Park Skyhawks,[212][better source needed] who turned around and dealt him to the Minnesota Timberwolves.

[213][better source needed] Stauskas entered training camp under contract with the Timberwolves,[214] who assigned his rights to the Iowa Wolves.

[218] He represented Canada at the 2015 FIBA Americas Championship,[219] contributing 111 points in 9 games—including 18-for-36 three-point shooting,[220] but did not play in the team's final game.

[221] Food poisoning had impaired him in the semifinal loss against Venezuela,[222] and the illness caused him to miss the bronze medal game against Mexico, which Canada won 87–86.