(CNN) — Elvis Presley’s grandson Benjamin Keough has died, a representative for his mother, Lisa Marie Presley, said. He was 27.

Keough died in Calabasas, California, Roger Widynowski told CNN Sunday.

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The representative said he did not have further details on the circumstances of Keough’s death, including the date.

Presley is “entirely heartbroken, inconsolable and beyond devastated,” Widynowski said in a statement, “but trying to stay strong for her 11 year old twins and her oldest daughter Riley.”

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“She adored that boy. He was the love of her life,” Widynowski said.

Keough’s father was the musician Danny Keough.

Keough had a striking resemblance to his singer/actor grandfather. Priscilla Presley was his maternal grandmother.

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