Tyson Isiah Walker (born September 18, 2000) is an American professional basketball player for Melbourne United of the Australian National Basketball League (NBL). He played college basketball for the Northeastern Huskies and Michigan State Spartans.
Walker played basketball for Christ the King Regional High School in Queens, New York. As a senior, he led his team to a 22âÂÂ5 record. Walker played a postgraduate season at New Hampton School in New Hampton, New Hampshire. He was considered a three-star recruit by 247Sports and Rivals.
In his freshman season at Northeastern, Walker shared the backcourt with Jordan Roland. On January 2, 2020, he scored a season-high 32 points in a 77âÂÂ68 win over Elon. As a freshman, Walker averaged 10.4 points, 3.4 assists and 1.8 steals per game, earning Colonial Athletic Association (CAA) All-Rookie Team honors. He was named CAA Rookie of the Week four times. On February 13, 2021, Walker scored a sophomore season-high 36 points in a 76âÂÂ67 win over Towson. He averaged 18.8 points, 4.8 assists, and 2.4 steals per game as a sophomore, earning First Team All-CAA and Defensive Player of the Year recognition. Walker led the CAA in scoring during conference play and in steals. After his sophomore season, Walker transferred to Michigan State. He chose the Spartans over Maryland, Kansas, Texas, Miami (Florida) and Vanderbilt.
During his junior season, Walker split time at point guard with A. J. Hoggard, though Walker was the better shooter of the two. On December 8, 2021, he scored 15 points and had five rebounds and three assists in a 76âÂÂ67 win against Minnesota. On February 26, 2022 against Purdue, he hit a go-ahead three pointer with 1.4 seconds left to give Michigan State a 68âÂÂ65 lead. They would end up holding on and winning the game. Walker averaged 8.2 points and 4.3 assists per game, shooting 47.3 percent from three-point range. As a senior, Walker averaged 14.8 points and 2.8 assists per game, earning Second Team All-Big Ten honors. He opted to return for his fifth season of eligibility. On March 8, 2024, Walker hit the 2,000-point milestone in a 53âÂÂ49 win over Northwestern. He averaged 18.4 points, 2.8 assists, 2.9 rebounds and 1.9 steals per game, earning All-Big Ten Second Team honors.
After going undrafted in the 2024 NBA draft, Walker joined the Phoenix Suns for the 2024 NBA Summer League. He joined the Texas Legends of the NBA G League for the 2024âÂÂ25 season after being selected in the G League draft. In 25 games for the Legends, he averaged 14.3 points, 2.7 rebounds, 5.6 assists and 1.1 steals per game.
On June 30, 2025, Walker signed with Melbourne United of the Australian National Basketball League (NBL) for the 2025âÂÂ26 season. On October 17, 2025, he recorded eight steals in a 95âÂÂ86 win over the Brisbane Bullets, setting a new United club steals record. On October 26, 2025, he hit the game-winning three-pointer with three seconds remaining in an 81-80 win over the Adelaide 36ers.
|- | style="text-align:left;"| 2019âÂÂ20 | style="text-align:left;"| Northeastern || 31 || 29 || 30.4 || .448 || .350 || .656 || 2.0 || 3.3 || 1.8 || 0.2 || 10.4 |- | style="text-align:left;"| 2020âÂÂ21 | style="text-align:left;"| Northeastern | 19 || 19 || 34.8 || .444 || .354 || .772 || 2.9 || 4.8 || 2.4 || 0.1 || 18.8 |- | style="text-align:left;"| 2021âÂÂ22 | style="text-align:left;"| Michigan State | 36 || 28 || 22.6 || .427 || .473 || .810 || 1.3 || 4.3 || 0.9 || 0.1 || 8.2 |- | style="text-align:left;"| 2022âÂÂ23 | style="text-align:left;"| Michigan State |34||34||33.9||.459||.415||.797||2.5||2.9||1.1||0.2||14.8 |- | style="text-align:left;"| 2023âÂÂ24 | style="text-align:left;"| Michigan State |34||34||33.0||.449||.376||.746||2.9||2.8||1.9||0.1||18.4 |- class="sortbottom" | style="text-align:center;" colspan="2"| Career | 154 || 144 || 30.5|| .447 || .389|| .756|| 2.3|| 3.5 || 1.5 || 0.1 || 13.7 Source