Rick Thorburn, who murdered his foster daughter Tiahleigh Palmer, has been found dead in his jail cell in Queensland.

The 64-year-old was imprisoned for life for killing the 12-year-old and dumping her body on the banks of Pimpama River in Gold Coast in 2015.

He was found dead at Woodford Correctional Centre overnight.

Logan resident Rick Thorburn was found guilty over Tiahleigh's murder and sentenced to life in prison in May. Image: AAP
Rick Thorburn, who murdered his foster daughter Tiahleigh Palmer, has been found dead in his jail cell in Queensland. (AAP)

“The 64-year-old man was accommodated in a single cell and was found unresponsive at approximately 10pm,” Queensland Corrective Services said in a statement.

“Responding officers called QAS and attempted to revive the man however their efforts were unsuccessful.

Rick Thorburn killed his foster daughter Tiahleigh Palmer, 12,in an attempt to conceal the fact his biological son Trent had sexually assaulted her.
Rick Thorburn killed his foster daughter Tiahleigh Palmer. (9News)

“The incident has been reported to police and QCS will assist with their investigation.”

The death in custody will be referred to the coroner.

Readers seeking support can contact Lifeline on 13 11 14 or beyond blue on 1300 22 4636.

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