List of number-one R&B/hip-hop songs of 2018 (U.S.)

This page lists the songs that reached number-one on the overall Hot R&B/Hip-Hop Songs chart, the R&B Songs chart (which was created in 2012), the Hot Rap Songs chart, the R&B/Hip-Hop Airplay chart, and the Mainstream R&B/Hip-Hop chart in 2018. The R&B Songs and Rap Songs charts partly serve as distillations of the overall R&B/Hip-Hop Songs chart.