V W Anjay, hailing from Andhra Pradesh, was returning with his relatives from Yamunotri Dham, one of the four Dhams including Badrinath, Kedarnath, and Gangotri, when he complained of chest pain, the sources said.
He was rushed to a local hospital where he passed away, they said.
A 58-year-old woman devotee also died of a heart attack near Yamunotri Dham yesterday.