List of number-one hits of 2021 (Switzerland)

This article documents the songs that reached number one on the Swiss Hitparade singles chart in 2021. The Swiss Hitparade is the official music chart in Switzerland, compiled by Media Control AG on behalf of the IFPI Switzerland. It tracks the sales and streams of singles in Switzerland, providing a weekly ranking of the most popular songs. The chart is generally updated on Sundays, reflecting sales and streaming data from the previous week. This list includes information about the artist(s) and the weeks spent at the top position.