This lists songs that hit number one on the charts in the US during 1956. If a song spent nonconsecutive weeks at number one, the number of weeks for each occurrence at the top is shown in parenthesis.
| Date | Artist - Title | Weeks at #1 |
| November 20 1955 – January 7 1956 | Tennessee Ernie Ford - Sixteen Tons | 7 |
| January 8 – February 11 1956 | Dean Martin - Memories Are Made Of This | 5 |
| February 12 – 18 1956 | Kay Starr - The Rock And Roll Waltz | 1 |
| February 19 – March 17 1956 | Nelson Riddle - Lisbon Antigua | 4 |
| March 18 – April 14 1956 | Les Baxter - The Poor People Of Paris | 4 |
| April 15 – June 9 1956 | Elvis Presley - Heartbreak Hotel | 8 |
| June 10 – July 21 1956 | Gogi Grant - The Wayward Wind | 6 |
| July 22 – 28 1956 | Elvis Presley - I Want You, I Need You, I Love You | 1 |
| July 29 – August 11 1956 | Platters - My Prayer | 2 |
| August 12 – October 27 1956 | Elvis Presley - Don't Be Cruel / Hound Dog | 11 |
| October 28 – December 1 1956 | Elvis Presley - Love Me Tender | 5 |
| December 2 1956 – February 2 1957 | Guy Mitchell - Singing the Blues | 9 |
12 different songs hit number one in the US during 1956.
Top 5 Songs of 1956
1: Elvis Presley - Heartbreak Hotel
2: Elvis Presley - Don't Be Cruel
3: Nelson Riddle - Lisbon Antigua
4: The Platters - My Prayer
5: Gogi Grant - The Wayward Wind
2: Elvis Presley - Don't Be Cruel
3: Nelson Riddle - Lisbon Antigua
4: The Platters - My Prayer
5: Gogi Grant - The Wayward Wind