Russell Ong was Captain of Team Singapore Swimming who won a total of nine medals at the 2007, 2009, 2011, and 2013 Southeast Asian Games.

In 2014, Ong became the chairman of the Athletes' Commission of the Singapore Swimming Association.

[3] In August 2015, Ong announced retirement from swimming after failing to qualify for the 2015 Southeast Asian Games.

[2] Ong starred in Mediacorp's Channel 5's drama series Lion Moms,[5][6] and hosted Channel NewsAsia travelogue, Luxe Asia 4, showing lifestyles of Asia’s rich and famous people and expensive locations.

[7] Ong is also the co-founder and Chief Financial Officer of a Shanghai-based tech start-up.