During his collegiate career, Allaf tallied 12 career singles victories over ranked opponents. His 22 doubles victories as a sophomore in 2018 remain third on Iowa’s single-season wins list, while 23 singles victories during his freshman campaign in 2017 tie for the 11th most in a single season in the program's history.
In 2018, Allaf became the third player in program history to win the ITA Central Regional Singles Championship following victories over No. 39 and No. 45 ranked opposition. A year later, Allaf won four straight singles matches at the ITA Central Regionals to qualify for the national event, going on to defeat two nationally-ranked opponents to qualify for the ITA Main Draw, becoming just the second Hawkeye to accomplish the feat.
During the 2019 Davis Cup, Allaf led the Syrian National Team through a strong group stage performance. With victories on court two over opponents from Qatar, Malaysia and Iran, Allaf was vital in one of the most successful competitions in the nation's history.
Allaf graduated from the University of Iowa with a degree in Enterprise Leadership and a minor in communications before securing his masters in sports and recreational management.