Keith Lulia (born 17 June 1987) is a former Cook Islands international rugby league footballer who played in the 2000s and 2010s.

He previously played for the Wests Tigers, the St. George Illawarra Dragons, the Newcastle Knights and the Bradford Bulls.

In June 2011, the Bradford Bulls announced that Lulia had signed a two-year contract with the Super League club.

He appeared sporadically in first grade in 2014, covering for injured players Chris Lawrence, Tim Simona and David Nofoaluma.

In Round 19 of the 2014 NRL season, Lulia scored four tries against the Canterbury-Bankstown Bulldogs, equaling the club record set by Kevin McGuinness and Marika Koroibete.

"[4] In August 2014, Lulia suffered a small vertebrae fracture to his neck and played no further football for the year.