Rhet first appears in the U.S. registration record in 1968. Its popularity climbed over the following decades. In 2019, 16 babies received the name (ranked #5740). Today it sits well outside the top 1,000 (around #9871), with roughly 9 babies named Rhet each year. Rhet's usage has held roughly steady recently. In total, around 229 babies have been registered with this name since 1880.