1949'da Billboard'da bir numara olan single'lar listesi
Bu liste, 1949 yılında Billboard dergisi tarafından 1 numaraya yükselen şarkıları içerir.
| Hafta | Şarkı | Sanatçı |
| 1 Ocak | "Buttons and Bows" | Dinah Shore |
| 8 Ocak | "All I Want for Christmas (Is My Two Front Teeth)" | Spike Jones |
| 15 Ocak | "Buttons and Bows" | Dinah Shore |
| 22 Ocak | "A Little Bird Told Me" | Evelyn Knight |
| 29 Ocak | "A Little Bird Told Me" | Evelyn Knight |
| 5 Şubat | "A Little Bird Told Me" | Evelyn Knight |
| 12 Şubat | "A Little Bird Told Me" | Evelyn Knight |
| 19 Şubat | "A Little Bird Told Me" | Evelyn Knight |
| 26 Şubat | "A Little Bird Told Me" | Evelyn Knight |
| 5 Mart | "A Little Bird Told Me" | Evelyn Knight |
| 12 Mart | "Cruising Down the River" | Blue Barron |
| 19 Mart | "Cruising Down the River" | Blue Barron |
| 26 Mart | "Cruising Down the River" | Russ Morgan |
| 2 Nisan | "Cruising Down the River" | Russ Morgan |
| 9 Nisan | "Cruising Down the River" | Russ Morgan |
| 16 Nisan | "Cruising Down the River" | Russ Morgan |
| 23 Nisan | "Cruising Down the River" | Russ Morgan |
| 30 Nisan | "Cruising Down the River" | Russ Morgan |
| 7 Mayıs | "Cruising Down the River" | Russ Morgan |
| 14 Mayıs | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 21 Mayıs | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 28 Mayıs | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 4 Haziran | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 11 Haziran | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 18 Haziran | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 25 Haziran | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 2 Temmuz | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 9 Temmuz | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 16 Temmuz | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 23 Temmuz | "(Ghost) Riders in the Sky: A Cowboy Legend" | Vaughn Monroe |
| 30 Temmuz | "Some Enchanted Evening" | Perry Como |
| 6 Ağustos | "Some Enchanted Evening" | Perry Como |
| 13 Ağustos | "Some Enchanted Evening" | Perry Como |
| 20 Ağustos | "Some Enchanted Evening" | Perry Como |
| 27 Ağustos | "Some Enchanted Evening" | Perry Como |
| 3 Eylül | "You're Breaking My Heart" | Vic Damone |
| 10 Eylül | "You're Breaking My Heart" | Vic Damone |
| 17 Eylül | "You're Breaking My Heart" | Vic Damone |
| 24 Eylül | "You're Breaking My Heart" | Vic Damone |
| 1 Ekim | "That Lucky Old Sun" | Frankie Laine |
| 8 Ekim | "That Lucky Old Sun" | Frankie Laine |
| 15 Ekim | "That Lucky Old Sun" | Frankie Laine |
| 22 Ekim | "That Lucky Old Sun" | Frankie Laine |
| 29 Ekim | "That Lucky Old Sun" | Frankie Laine |
| 5 Kasım | "That Lucky Old Sun" | Frankie Laine |
| 12 Kasım | "That Lucky Old Sun" | Frankie Laine |
| 19 Kasım | "That Lucky Old Sun" | Frankie Laine |
| 26 Kasım | "Mule Train" | Frankie Laine |
| 3 Aralık | "Mule Train" | Frankie Laine |
| 10 Aralık | "Mule Train" | Frankie Laine |
| 17 Aralık | "Mule Train" | Frankie Laine |
| 24 Aralık | "Mule Train" | Frankie Laine |
| 31 Aralık | "Mule Train" | Frankie Laine |