The following is a list of the best-selling singles in Belgium. Depends on the measurement, list is divided by claimed sales and official certifications from Ultratop, which online base operated since 1995.
| 1989 | Kaoma | "Lambada" | 300,000[1] | Claimed sales | |
| 1978 | Village People | "Y.M.C.A." | 300,000[2] | Claimed sales | |
| 1974 | ABBA | "Waterloo" | 200,000[3] | Claimed sales | |
| 1977 | The Smurfs music | "The Smurfs Song" | 200,000[4] | Claimed sales | |
| 1978 | Boney M. | "Rivers of Babylon" | 200,000[5] | Claimed sales | |
| 1970 | Middle of the Road | "Chirpy Chirpy Cheep Cheep" | 178,000[6] | Claimed sales | |
| 1978 | John Travolta & Olivia Newton-John | "You're the One That I Want" | 170,000[7] | Claimed sales | |
| 1969 | Dimitri Dourakine and his orchestra | "Casatschok" | 150,000[8] | Claimed sales | |
| 1972 | Sweet | "Poppa Joe" | 135,000 | Claimed sales | |
| 1971 | Samantha | "Eviva España" | 130,000[9] | Claimed sales | |
| 1964 | Adamo | "Vous Permettez Monsieur" | 128,000 | Claimed sales | |
| 1963 | The Beatles | "I Want to Hold Your Hand" | 126,000 | Claimed sales | |
| 1977 | Adriano Celentano | "Don't Play That Song" | 100,000[10] | Claimed sales | |
| 1973 | Barry Blue | "Do You Wanna Dance" | 100,000 | Claimed sales | |
| 1967 | Engelbert Humperdinck | "Release Me" | 100,000[11] | Claimed sales | |
| 1973 | Ivan Heylen | "De wilde boerendochtere" | 100,000[12] | Claimed sales | |
| 1972 | Jimmy Frey | "Roses to Sandra" | 100,000[13] | Claimed sales | |
| 1977 | Laurent Voulzy | "Rockollection" | 100,000[14] | Claimed sales | |
| 1970 | Marc Hamilton | "Comme j'ai toujours envie d'aimer" | 100,000[15] | Claimed sales | |
| 1981 | Ricchi e Poveri | "Sarà perché ti amo" | 100,000[16] | Claimed sales | |
| 1977 | Laurent Voulzy | "Rockollection" | 100,000[17] | Claimed sales | |
| 1974 | Ricky Gordon | "Such A Night" | 100,000[18] | Claimed sales | |
| 1973 | Sharif Dean | "Do You Love Me?" | 100,000[19] | Claimed sales | |
| 1974 | Spooky & Sue | "Swinging of A Star" | 100,000[20] | Claimed sales |
| + Highest certified singles | Year | Artist | Title | Certified sales | Amount |
|---|---|---|---|---|---|
| 1997 | Elton John | "Candle in the Wind 1997" | 450,000[21] | 9× Platinum | |
| 1986 | Sandra Kim | "J'Aime La Vie" | 300,000[22] | 2× Platinum | |
| 2002 | Las Ketchup | "The Ketchup Song (Aserejé)" | 250,000[23] | 5× Platinum | |
| 1997 | Aqua | "Barbie Girl" | 200,000 | 4× Platinum | |
| 2016 | Lost Frequencies | "Are You with Me" | 200,000[24] | 5× Platinum | |
| 1997 | Puff Daddy | "I'll Be Missing You" | 200,000[25] | 4× Platinum | |
| 2019 | Tones and I | "Dance Monkey" | 200,000 | 5× Platinum | |
| 2018 | Aya Nakamura | "Djadja" | 160,000[26] | 4× Platinum | |
| 2019 | Billie Eilish | "Bad Guy" | 160,000[27] | 4× Platinum | |
| 2018 | Lewis Capaldi | "Someone You Loved" | 160,000 | 4× Platinum | |
| 2019 | Lil Nas X | "Old Town Road" | 160,000 | 4× Platinum | |
| 2015 | Lost Frequencies | "Reality" | 160,000 | 4× Platinum | |
| 2019 | The Weeknd | "Blinding Lights" | 160,000 | 5× Platinum | |
| 1998 | Britney Spears | "...Baby One More Time" | 150,000[28] | 3× Platinum | |
| 1997 | Celine Dion | "My Heart Will Go On" | 150,000 | 3× Platinum | |
| 1997 | Cher | "Believe" | 150,000 | 3× Platinum | |
| 1995 | Lou Bega | "Mambo No. 5" | 150,000 | 3× Platinum | |
| 1998 | Patrick Fiori, Daniel Lavoie & Garou | "Belle" | 150,000 | 3× Platinum | |
| 1999 | R. Kelly | "If I Could Turn Back the Hands of Time" | 150,000 | 3× Platinum | |
| 2015 | Sandra Kim | "J'aime la vie" | 150,000[29] | 2× Platinum | |
| 1997 | Wes | "Alane" | 150,000 | 3× Platinum | |
| 2018 | Ed Sheeran | "Shape of You" | 140,000[30] | 7× Platinum | |
| 2018 | Lady Gaga & Bradley Cooper | "Shallow" | 140,000 | 3× Platinum |