Del Rey will make his U.S. Open debut after nabbing one of the seven available spots at the Walton Heath Golf Club final qualifier in England. Del Rey turned professional in 2020 and first played on the European Challenge Tour before gaining his DP World Tour status for 2023 via Q-School. His lone victory to date is the 2022 Big Green Egg German Challenge, which helped him finish No. 22 on the Order of Merit. In February, he posted his best DP World Tour finish, a tie for third at the Singapore Classic. Del Rey registered four victories during his four-year Arizona State career that concluded in 2020. He also was the low individual in the 2018 World Amateur Team Championship, representing Spain.