John E. ‘Jack’ Kiernan,  loving husband, father, grandfather and great-grandfather

HINSDALE — John E Kiernan, 74, of Hinsdale, passed away at home Sunday, Sept. 13, 2026, surrounded by family.

Jack was born May 10, 1952, in Morristown, N.J. He was the son of John and Margaret Cursio Kiernan. On April 26, 1975, at Andrews AF Base, Maryland, he married Sandra E. Lundquist, who predeceased him June 17, 2021.

Jack was a loving husband, father, grandfather and great-grandfather.

He delivered mail for the U.S. post office in Parsippany, N.J. for 37 years. Jack served in the U.S. Air Force for four years. He also was a volunteer fire fighter for the Parsippany Fire Dept. District 3. In 2007 he made the decision to retire, and move to Hinsdale with his wife, where he worked at Kmart.

He was well known for helping others, mowing lawns and plowing driveways after he fully retired. He enjoyed helping others, and spending time with his grandchildren and great-grandchildren.

He is survived by his three children, Laurie McGonigle of Hinsdale, Margaret (Shane) Walker of Conway S.C. and John A Kiernan of Hinsdale; a brother, Tom (Joanne) Kiernan of Gasburg Va.; three aunts of Parsippany; three nephews; one niece; 11 grandchildren; and seven great-grandchildren.

He is predeceased by his parents, John and Margaret Kiernan of Parsippany; his wife, Sandra Lundquist-Kiernan; and a brother, Timothy Kiernan of Hinsdale.

A Celebration of Life will be held from 1 to 2 p.m. Wednesday (Oct. 7, 2026) at the Letro-McIntosh-Spink Funeral Home, 646 E. State St., Olean, at which time a memorial service will be held. Bishop Thomas Painter of The Church of Jesus Christ of Latter-day Saints will officiate.

Flowers are gratefully accepted and appreciated.

Online condolences may be made at www.letromcintoshspinkfuneralhome.com.