20 Number Ones

20 Number Ones is the first greatest hits album by American country singer Thomas Rhett. It was released through Valory on September 29, 2023. It is a compilation of his first 20 number-one country music singles, starting with "It Goes Like This" and presented in chronological order. A new track, "Mamaw's House", was also included and became his 21st overall number one at the Billboard Country Airplay chart in 2024. The number "20 Number Ones" includes songs that topped the Country Aircheck/MediaBase chart.

It traces Rhett's path over the last 10 years.