Boqvist was drafted by the Blackhawks in the first round (8th overall) of the 2018 National Hockey League Draft. The 17-year-old notched 24 points (14G, 10A) in 25 games with Brynäs IF J20 during the 2017-18 season. His 14 goals led all blueliners in the SuperElit League. Boqvist also appeared in 15 games with Brynäs IF of the SHL, recording one assist in 15 games and played in seven games with Almtuna IS in the Allsvenskan League, tallying two assists.
The Falun, Sweden native helped Team Sweden capture the Bronze Medal at the U-18 World Championships in April, notching six points (3G, 3A) in six games. His efforts earned him the best defenseman award for the tournament. A 6-foot, 165-pound defenseman, Boqvist also played in the 2017 Ivan Hlinka Memorial Tournament, where he ranked second in scoring, recording eight points (1G, 7A) in five games, helping Sweden to a Bronze Medal. In 2016, he helped lead Sweden to a WHC U-17 Gold Medal with four goals in six games, the most among defensemen in the tournament.
