Barry Cupples, the CEO of Omnicom Media Group Asia Pacific, commented: "We are happy that the results show the abilities of the agencies clearly. Results speak louder than words."
OMD recorded more than double the points tally of second placed MindShare, while third spot went to a creative agency - BBDO - which rose from 14th place last year.
Universal McCann rose the rankings from fifth into fourth, but Starcom MediaVest Group fell from second into fifth. MEC and ZenithOptimedia both dropped out of the top seven.
Coca-Cola, McDonald's, Adidas, Axe and Nissan followed first-placed Nike as the most awarded advertisers.
Nike's Barrio Bonito campaign, created by BBDO Argentina, was the named campaign of the year.
The US proved the most awarded country, shading out the UK. India was the most awarded Asia country, following by China, Malaysia and Singapore.