Ronny Harun (born 19 January 1984 in Sipitang, Sabah) is a Malaysian professional footballer who plays for Petaling Jaya Rangers in the Malaysia FAM League. His primary position is as a left-back but he can also play as a centre-back.

Club career
Ronny started his football career with Sabah. He was part of Sabah squad that finished as runners-up in 2002 and 2003 Malaysia Cup.

He also played for Kedah and Terengganu.

On 14 August 2017, he was announced to receive the Best Asian Football Federation Award XI 16 to be held in Bali, Indonesia on 23 September 2017.

International career
Ronny was also the member of Malaysia U-23 team from 2003 until 2006. It was Allan Harris who took Ronny into Malaysia U-23 squad. He played in 2006 Asian Games, 2004 Olympic Games qualifier, 2003 SEA Games and 2005 SEA Games. His biggest achievement with the team is becoming the bronze medalist at the 2003 and 2005 SEA Games.

Ronny has represented the senior team several times.