LM Top 20| 18th May 1975 |
| 1 (2) | Another Somebody Done Somebody Wrong Song - B.J.Thomas. | 5 |
| 2 (4) | It's A Miracle - Barry Manilow. | 5 |
| 3 (5) | Trans Canada Highway - Gene Pitney. | 5 |
| 4 (7) | What Am I Gonna Do With You - Barry White. | 4 |
| 5 (3) | Philadelphia Freedom - Elton John. | 6 |
| 6 (1) | Reach Out I'll Be There - Gloria Gaynor. | 7 |
| 7 (9) | Fox On The Run - The Sweet. | 4 |
| 8 (11) | Jackie Blue - Ozark Mountain Daredevils. | 4 |
| 9 (10) | Good Lovin' Gone Bad - Bad Company. | 4 |
| 10 (14) | Bye Bye Baby - Bay City Rollers. | 2 |
| 11 (8) | Poetry Man - Phoebe Snow. | 6 |
| 12 (16) | I Do I Do I Do I Do I Do - Abba. | 2 |
| 13 (6) | Have You Never Been Mellow - Olivia Newton-John. | 7 |
| 14 (15) | I Can Do It - The Rubettes. | 3 |
| 15 (12) | Fancy Pants - Kenny. | 3 |
| 16 (20) | Swing Your Daddy - Jim Gilstrap. | 2 |
| 17 (19) | He Don't Love You Like I Love You - Dawn. | 2 |
| 18 (18) | Rainy Day People - Gordon Lightfoot. | 2 |
| 19 (—) | Shining Star - Earth Wind and Fire. | 1 |
| 20 (—) | Rock 'n Roll Soldier - Donovan. | 1 |