# List of Billboard number-one dance songs of 2021

These are the Billboard magazine's number-one dance songs of 2021 on the Hot Dance/Electronic Songs and Dance/Mix Show Airplay.

## Hot Dance/Electronic Songs

| Artist | Song | Issue date | Weeks at number one |
| Surf Mesa featuring Emilee | "ily (i love you baby)" | October 24, 2020 | 16 |
| Travis Scott and Hvme | "Goosebumps" ‡ | February 13, 2021 | 19 |
| Regard, Troye Sivan and Tate McRae | "You" | June 26, 2021 | 8 |
| Farruko | "Pepas" | August 21, 2021 | 9 |
| Elton John and Dua Lipa | "Cold Heart (Pnau remix)" ‡ | October 23, 2021 | 36 |

## Dance/Mix Show Airplay

Key :
| † | Indicates best charting dance/mix show airplay single of 2021 Note: Year-end most popular songs based radio airplay. |
| Issue date | Song | Artist(s) | Remixer(s) |
| January 2 | "Nobody" | NOTD and Catello | Tobsky and F-Kitz |
| January 9 | "Nobody" | NOTD and Catello | Tobsky and F-Kitz |
| January 16 | "Nobody" | NOTD and Catello | Tobsky and F-Kitz |
| January 23 | "You Broke Me First"† | Tate McRae | Luca Schreiner, Gryffin |
| January 30 | "You Broke Me First"† | Tate McRae | Luca Schreiner, Gryffin |
| February 6 | "You Broke Me First"† | Tate McRae | Luca Schreiner, Gryffin |
| February 13 | "You Broke Me First"† | Tate McRae | Luca Schreiner, Gryffin |
| February 20 | "Goosebumps" | Travis Scott and Hvme | |
| February 26 | "Goosebumps" | Travis Scott and Hvme | |
| March 6 | "Lovelife" | Benny Benassi and Jeremih | Varmix |
| March 13 | "Good Thing" | Lodato and Bright Sparks | Baldaccini |
| March 20 | "New Love" | Silk City featuring Ellie Goulding | Shane Codd, TSHA |
| March 27 | "New Love" | Silk City featuring Ellie Goulding | Shane Codd, TSHA |
| April 3 | "Tell Me What You're Thinking" | Aviella | Lipless, Disco Fries, JYYE, Müne |
| April 10 | "Underwater" | Anabel Englund and MK | Nightcore |
| April 17 | "Hearts On Fire" | Illenium, Dabin and Lights | Lucas and Steve |
| April 24 | "Bed" | Joel Corry, Raye, and David Guetta | David Guetta's Festival Mix |
| May 1 | "Bed" | Joel Corry, Raye, and David Guetta | David Guetta's Festival Mix |
| May 8 | "Bed" | Joel Corry, Raye, and David Guetta | David Guetta's Festival Mix |
| May 15 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| May 22 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| May 29 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| June 5 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| June 12 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| June 19 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| June 26 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| July 3 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| July 10 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| July 17 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| July 24 | "You" | Regard, Troye Sivan, and Tate McRae | DJ Zax |
| July 31 | "Neon Lights" | Lodato | Nappi |
| August 7 | "Love Tonight" | SHouse | David Guetta |
| August 14 | "Heartbreak Anthem" | Galantis, David Guetta and Little Mix | Clean Bandit, Tchami |
| August 21 | "Love Tonight" | SHouse | David Guetta, Robin Schulz, Vintage Culture & Kiko Franco |
| August 28 | "Love Tonight" | SHouse | David Guetta, Robin Schulz, Vintage Culture & Kiko Franco |
| September 4 | "Mirror" | Sigrid | Paul Woolford |
| September 11 | "Bad Habits" | Ed Sheeran | Tion Wayne & Central Cee, Meduza, HBz, Marc Benjamin & Chemical Neon |
| September 18 | "Love Me Better" | Dillon Francis and Shift K3Y featuring Marc E. Bassy | |
| September 25 | "If There is Love" | Laidback Luke featuring Ralphi | Los Padres/Blacker and James |
| October 2 | "Always On My Mind" | Shane Codd featuring Charlotte Haining | |
| October 9 | "I Wanna Be There" | DubVision and ANML KNGDM | |
| October 16 | "Out Out" | Joel Corry, Jax Jones, Charli XCX, and Saweetie | |
| October 23 | "Out Out" | Joel Corry, Jax Jones, Charli XCX, and Saweetie | |
| October 30 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| November 6 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| November 13 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| November 20 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| November 27 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| December 4 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| December 11 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| December 18 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |
| December 25 | "Cold Heart" | Elton John and Dua Lipa | Pnau, PS1 |