blue #
= weekly pop chart peak
| 1 | Suddenly | 1954 |  |
| Jo Stafford with Paul Weston Orchestra and The Norman Luboff Choir |
| 2 | Suddenly | Mar 1960 | |
| Nicky DeMatteo |
| 3 | Suddenly | Mar 1960 | |
| Nickey DeMatteo |
| 4 | And Suddenly | Aug 1968 | |
| The Cherry People |
| 5 | Suddenly | 9 | Dec 1980 | |
| Olivia Newton-John And Cliff Richard |
| 6 | Suddenly | 2 | Jun 1985 | |
| Billy Ocean |
| 7 | Suddenly | Dec 1988 | |
| Angry Anderson |
| 8 | Suddenly | Apr 1995 | |
| Sean McGuire |
| 9 | Suddenly | Mar 2003 | |
| LeAnn Rimes |
| 10 | Suddenly | Sep 2004 | |
| Glorious |
| 11 | Suddenly | Apr 2010 | |
| BT |