Mariah Carey's "All I Want for Christmas Is You" has topped the Billboard Hot 100 for a 16th total week, matching her longest command on the chart with "One Sweet Day" by Boyz II Men. The song also ties for the third-longest total domination in the chart's history. Carey now holds the record for the longest-leading No. 1s by a female artist on the Hot 100. Additionally, the song leads the Streaming Songs chart for a record-tying 20th total week and has become a holiday classic since its release in 1994. Carey's success with this song has solidified her status as one of the most successful artists in Billboard history.
Source: https://www.billboard.com/lists/mariah-carey-all-i-want-for-christmas-is-you-hot-100-number-one-16-weeks