Over on the most-streamed album chart, Billie became the first female artist to secure the number one spot with When We All Fall Asleep, Where Do We Go?
Released in June, the island-flavoured duet has already been played one billion times.
Spotify's full report on the most-streamed artists, tracks and albums of the decade is available for download in PDF format. Camila Cabello and Shawn Mendes's "Señorita" came in at No. 1 with 1 billion streams, followed by Billie Eilish's "Bad Guy" (990 million), Post Malone and Swae Lee's "Sunflower", and Ariana Grande's "7 Rings".
In the United Kingdom, however, Eilish played second fiddle to Lewis Capaldi whose debut album, Divinely Uninspired To A Hellish Extent, topped the chart.
From December 6, subscribers will be able to review their listening habits, including how many minutes of music they racked up during the year and their top artists, songs and genres. Spotify's most-streamed podcasts are The Joe Budden Podcast, My Favorite Murder, Gemischtes Hack, Fest & Flauschig, and The Misfits Podcast.
Other streaming services, including Apple Music and Amazon Music, are expected to reveal their own data later this month.