Congress MLA of Meghalaya, Clement Marak, passed away in a Delhi hospital on Monday evening, party sources said here.
Marak who represented Selsella, died at 8:15 pm after suffering a cardiac arrest.
The former state minister is survived by his wife and two children.
The MLA was at the national capital for some work.
"The Assembly lost a personal and dependable friend, and trustworthy comrade. His services would be remembered," Assembly Speaker Donkupar Roy said.