Joshua Papali'i (born 13 May 1992) is a professional rugby league footballer who plays as a prop forward for the Canberra Raiders in the National Rugby League. He has played for both Australia and Samoa at international level. He is also the highest-capped Canberra Raiders player of all time.

He has also played at representative level for the Prime Minister's XIII and Queensland in the State of Origin series. He played as a second-row or lock earlier in his career.

Papali'i was born in Auckland, New Zealand. He is of Samoan and Cook Islands heritage. He moved to Australia at the age of 5 and was raised in Woodridge, Queensland.

He played his junior rugby league for Logan Brothers before being signed by the Canberra Raiders.

Papali'i played 20 matches for Raiders National Youth Competition side between 2010 and 2011. In 2010 Papalii represented the Queensland under 18 side and was selected in the Junior Kiwis' training squad, although he did not make the final side.

In Round 10, Papali'i made his NRL debut for the Canberra Raiders against the Melbourne Storm off the interchange bench in the Raiders 20–12 win at AAMI Park. In Round 14 against the Brisbane Broncos, Papali'i showed a promising performance in his young first grade career scoring two tries back to back to help lead a Raiders comeback, coming from 24–0 down to level the game 24–24, before losing in extra time 25–24 at Suncorp Stadium. Papali'i finished his debut year in the NRL with him playing in 14 matches and scoring 3 tries.

In October 2011, Papali'i was selected for the Junior Kiwis.

In September, Papali'i pledged his representative allegiance to Queensland and Australia.