This is a list of number-one hit singles in 1972 in New Zealand, starting with the first chart dated, 14 January 1972.
| Week | Artist | Title |
|---|---|---|
| 7 January 1972 | Summer break - no chart | Summer break - no chart |
| 14 January 1972 | John Lennon | "Imagine" |
| 21 January 1972 | ||
| 28 January 1972 | ||
| 4 February 1972 | ||
| 11 February 1972 | ||
| 18 February 1972 | Daniel Boone | "Daddy Don't You Walk So Fast" |
| 25 February 1972 | Les Crane | "Desiderata" |
| 3 March 1972 | New Seekers | "I'd Like to Teach the World to Sing (In Perfect Harmony)" |
| 10 March 1972 | ||
| 17 March 1972 | Melanie | "Brand New Key" |
| 24 March 1972 | The Mom and Dads | "Ranger's Waltz" |
| 31 March 1972 | The Congregation | "Softly Whispering I Love You" |
| 7 April 1972 | ||
| 14 April 1972 | Don McLean | "American Pie" |
| 21 April 1972 | ||
| 28 April 1972 | ||
| 5 May 1972 | Chicory Tip | "Son of My Father" |
| 12 May 1972 | ||
| 19 May 1972 | Nilsson | "Without You" |
| 26 May 1972 | ||
| 2 June 1972 | Royal Scots Dragoon Guards | "Amazing Grace" |
| 9 June 1972 | ||
| 17 June 1972 | ||
| 23 June 1972 | Mouth & MacNeal | "How Do You Do" |
| 30 June 1972 | Daniel Boone | "Beautiful Sunday" |
| 7 July 1972 | ||
| 14 July 1972 | Neil Diamond | "Song Sung Blue" |
| 21 July 1972 | ||
| 28 July 1972 | Doctor Hook | "Sylvia's Mother" |
| 4 August 1972 | ||
| 11 August 1972 | ||
| 18 August 1972 | ||
| 25 August 1972 | ||
| 1 September 1972 | Donny Osmond | "Puppy Love" |
| 8 September 1972 | ||
| 15 September 1972 | ||
| 22 September 1972 | ||
| 29 September 1972 | ||
| 6 October 1972 | ||
| 13 October 1972 | ||
| 20 October 1972 | ||
| 27 October 1972 | Three Dog Night | "Black & White" |
| 3 November 1972 | ||
| 10 November 1972 | ||
| 17 November 1972 | ||
| 24 November 1972 | ||
| 1 December 1972 | Arlo Guthrie | "City of New Orleans" |
| 8 December 1972 | ||
| 15 December 1972 | Lieutenant Pigeon | "Mouldy Old Dough" |
| 23 December 1972 | ||
| 30 December 1972 |