title: List of Ultratop 50 number-one singles of 2018
text: # List of Ultratop 50 number-one singles of 2018
  
  These hits topped the Ultratop 50 in 2018.
  
  Flanders :
  
  | Issue date | Song | Artist |
  | - | - | - |
  | 6 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 13 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 20 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 27 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 3 February | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 10 February | "Crazy" | Lost Frequencies and Zonderling |
  | 17 February | "Crazy" | Lost Frequencies and Zonderling |
  | 24 February | "Crazy" | Lost Frequencies and Zonderling |
  | 3 March | "Crazy" | Lost Frequencies and Zonderling |
  | 10 March | "Crazy" | Lost Frequencies and Zonderling |
  | 17 March | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 24 March | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 31 March | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 7 April | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 14 April | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 21 April | "Zoutelande" | BLØF featuring Geike Arnaert |
  | 28 April | "One Kiss" | Calvin Harris and Dua Lipa |
  | 5 May | "One Kiss" | Calvin Harris and Dua Lipa |
  | 12 May | "One Kiss" | Calvin Harris and Dua Lipa |
  | 19 May | "One Kiss" | Calvin Harris and Dua Lipa |
  | 26 May | "One Kiss" | Calvin Harris and Dua Lipa |
  | 2 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 9 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 16 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 23 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 30 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 7 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 14 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 21 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 28 July | "Ellie" | Regi featuring Jake Reese |
  | 4 August | "Ellie" | Regi featuring Jake Reese |
  | 11 August | "Ellie" | Regi featuring Jake Reese |
  | 18 August | "Ellie" | Regi featuring Jake Reese |
  | 25 August | "Ellie" | Regi featuring Jake Reese |
  | 1 September | "Ellie" | Regi featuring Jake Reese |
  | 8 September | "Ellie" | Regi featuring Jake Reese |
  | 15 September | "Shotgun" | George Ezra |
  | 22 September | "Shotgun" | George Ezra |
  | 29 September | "Shotgun" | George Ezra |
  | 6 October | "Shotgun" | George Ezra |
  | 13 October | "Shotgun" | George Ezra |
  | 20 October | "Shotgun" | George Ezra |
  | 27 October | "Shotgun" | George Ezra |
  | 3 November | "Be Alright" | Dean Lewis |
  | 10 November | "Shotgun" | George Ezra |
  | 17 November | "Promises" | Calvin Harris and Sam Smith |
  | 24 November | "Be Alright" | Dean Lewis |
  | 1 December | "Sweet but Psycho" | Ava Max |
  | 8 December | "Sweet but Psycho" | Ava Max |
  | 15 December | "Sweet but Psycho" | Ava Max |
  | 22 December | "Sweet but Psycho" | Ava Max |
  | 29 December | "Sweet but Psycho" | Ava Max |
  
  Wallonia :
  
  | Issue date | Song | Artist |
  | - | - | - |
  | 6 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 13 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 20 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 27 January | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 3 February | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 10 February | "Perfect" (including "Perfect Duet" and "Perfect Symphony") | Ed Sheeran (with Beyoncé / with Andrea Bocelli) |
  | 17 February | "Hit Sale" | Therapie Taxi featuring Roméo Elvis |
  | 24 February | "Hit Sale" | Therapie Taxi featuring Roméo Elvis |
  | 3 March | "Hit Sale" | Therapie Taxi featuring Roméo Elvis |
  | 10 March | "Crazy" | Lost Frequencies and Zonderling |
  | 17 March | "Hit Sale" | Therapie Taxi featuring Roméo Elvis |
  | 24 March | "Hit Sale" | Therapie Taxi featuring Roméo Elvis |
  | 31 March | "Crazy" | Lost Frequencies and Zonderling |
  | 7 April | "La même" | Maître Gims featuring Vianney |
  | 14 April | "La même" | Maître Gims featuring Vianney |
  | 21 April | "La même" | Maître Gims featuring Vianney |
  | 28 April | "La même" | Maître Gims featuring Vianney |
  | 5 May | "La même" | Maître Gims featuring Vianney |
  | 12 May | "La même" | Maître Gims featuring Vianney |
  | 19 May | "La même" | Maître Gims featuring Vianney |
  | 26 May | "La même" | Maître Gims featuring Vianney |
  | 2 June | "La même" | Maître Gims featuring Vianney |
  | 9 June | "La même" | Maître Gims featuring Vianney |
  | 16 June | "La même" | Maître Gims featuring Vianney |
  | 23 June | "Smog" | Damso |
  | 30 June | "One Kiss" | Calvin Harris and Dua Lipa |
  | 7 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 14 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 21 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 28 July | "One Kiss" | Calvin Harris and Dua Lipa |
  | 4 August | "One Kiss" | Calvin Harris and Dua Lipa |
  | 11 August | "One Kiss" | Calvin Harris and Dua Lipa |
  | 18 August | "One Kiss" | Calvin Harris and Dua Lipa |
  | 25 August | "One Kiss" | Calvin Harris and Dua Lipa |
  | 1 September | "Solo" | Clean Bandit featuring Demi Lovato |
  | 8 September | "Solo" | Clean Bandit featuring Demi Lovato |
  | 15 September | "Solo" | Clean Bandit featuring Demi Lovato |
  | 22 September | "Solo" | Clean Bandit featuring Demi Lovato |
  | 29 September | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 6 October | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 13 October | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 20 October | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 27 October | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 3 November | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 10 November | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 17 November | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 24 November | "Rêves bizarres" | Orelsan featuring Damso |
  | 1 December | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 8 December | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 15 December | "In My Mind" | Dynoro and Gigi D'Agostino |
  | 22 December | "Tout oublier" | Angèle featuring Roméo Elvis |
  | 29 December | "Tout oublier" | Angèle featuring Roméo Elvis |
  
  Flanders Ranking of most weeks at number 1 :
  
  | Position | Artist | Weeks #1 |
  | - | - | - |
  
  Wallonia Ranking of most weeks at number 1 :
  
  | Position | Artist | Weeks #1 |
  | - | - | - |
  