Olivier Hanlan (born February 15, 1993) is a Canadian professional basketball for Türk Telekom of the Basketbol Süper Ligi (BSL).

During Hanlan's freshman season, he scored an average of 15.4 points per game and led his team to the quarterfinals in the 2013 ACC Men's Basketball Tournament.

Hanlan then set the ACC freshman single-game scoring record with 41 points against Georgia Tech on March 14, 2013, in the first round of the conference tournament.

[10] On July 16, 2020, the Ottawa Blackjacks of the Canadian Elite Basketball League announced the signing of Hanlan for the upcoming two-week-long CEBL summer series.

After a productive season averaging 16.3 points, 3.5 rebounds, and 3.4 assists per game, Hanlan extended his contract with the Greek club for one more year on July 29, 2020.

On August 7, 2021, Hanlan signed with fellow Greek Basket League club Aris Thessaloniki, where he was named team captain alongside Stavros Schizas.

[14] In 15 games, he averaged a career-high of 20.8 points (shooting with 38% from the 3-point line), 3.5 rebounds, 2.9 assists and 0.9 steals, playing around 33 minutes per contest.

Hanlan's performances with Aris grabbed the attention of many European clubs and on April 5, 2022, he signed with EuroCup contenders Valencia of the Liga ACB, replacing the injured Klemen Prepelič for the rest of the season.

[20] Then in November 2017, Hanlan was a member of the Canadian Senior Men's National Team that competed at the 2019 FIBA Basketball World Cup Americas qualifiers.