[1] On 21 August 2020 the Electoral Commissioner announced that polling had almost been completed, one week ahead of schedule.

25 candidates are contesting the presidency, including former President James Tanis, former soldier Thomas Raivet, MP Fidelis Semoso, lawyer Paul Nerau, businessman Peter Tsiamalili, health care professional Ruby Mirinka, and former MP Magdalene Toroansi.

[7] Incumbent President John Momis attempted to change the constitution to allow him to stand for a third term.

[8] Following Parliament voting down the amendment he unsuccessfully challenged the decision in the Papua New Guinea Supreme Court.

[10] Partial results at the beginning of the elimination process on 18 September had former Bougainville Revolutionary Army commander Ishmael Toroama leading, with former PNG MP Father Simon Dumarinu in second place, followed by Thomas Raivet and Fidelis Semoso.