Singh (79) died last evening, almost a month after he was admitted to the J P Hospital in Noida with severe breathing problems, hospital sources said.
Chief Minister Yogi Adityanath and several UP ministers, including Satish Mahana and Suresh Rana, visited Kairana to offer their condolences.
Singh, who was elected from the Kairana seat, is survived by five daughters.
He was an MLA in Uttar Pradesh for seven terms and a minister in the state before entering the Lok Sabha in the 2014 polls.
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