Greensboro College Pride

2021: Played and started all 13 games where he posted four goals, ten assists, 18 ground balls and five caused turnovers. Halladay scored a goal and two assists in the February 13 game at Oglethorpe. Halladay scored a goal and two assists again in the February 21 game against Birmingham Southern. He posted a goal and two assists with four ground balls in the March 12 game against Pfeiffer.

2020: Played in six contests with one start where he tallied four goals, five assists, six ground balls, and one caused turnover. Halladay posted a three-goal effort in the March 5 game against Chatham. He posted a three-assist effort in the February 26 game at Ferrum.

2019: Played in all 17 games, starting 16, where he accumulated seven goals, 17 assists, 27 ground balls, and seven caused turnovers. He posted a goal and two assists with three ground balls in the March 2 game at Hampton. Halladay posted a goal and two assists with three ground balls in the February 26 contest at Ferrum. 

2018: Played in all 16 contests, starting two, where he posted 13 goals, 14 assists, 21 ground balls, and six caused turnovers. Halladay posted two goals, two assists, and two ground balls in the February 24 game at Averett. He posted one goal, one assist, three ground balls, and three caused turnovers in the March 10 game against Hilbert.

2017: Played in 14 games, starting six, totaling one goal, two assists, 22 ground balls, and ten caused turnovers. Hallday posted four ground balls and four caused turnovers in the April 5 game against Brevard.

Prep: He attended St. Martins de Porres High School

Personal: He is the son of Todd and Elvira Halladay.