Paul Langmack in action against the Warriors for the Western Suburbs Magpies. Photo / Photosport

NRL and Bulldogs great Paul Langmack has died aged 61.

The Sydney Morning Herald reports he died from a heart attack.

The former lock won three premierships with the Bulldogs in 1984, 1985 and 1988, playing 174 games for the Sydney club over eight seasons. He also made four appearances