Dennis J. Mangan, 63, of Camillus, passed away Saturday, December 29, 2012 at home. Born in Syracuse on Sunday, March 6, 1949, he was a lifetime resident of Syracuse and Camillus. He was a 1966 graduate of Central Tech and attended Onondaga Community College. Dennis was a police sergeant for the City of Syracuse Police Department for 28 years, retiring in 1998. A member of the Retired Police Association and Fraternal Order of Police, he also served in the Army National Guard. He was a communicant of St. Joseph's Church and Corpus Christi Church. Summers were spent at his cottage on Pillar Point. There, he enjoyed spending time with his family and riding his jet ski on Lake Ontario. Dennis was vice president of the Tibbetts Point Lighthouse Association in Cape Vincent. An avid Jimmy Buffett fan, he enjoyed playing guitar, ukulele and steel drums. He enjoyed cruising to any place warm with his wife. Dennis was predeceased by his parents, Francis and Theresa Mangan. Surviving are his wife of 38 years, the former Ann Flynn; daughters and sons-in-law, Kellie Mangan of Camillus, Shannon and Jeff Dunbar of King Ferry, and Colleen and James Marasia of Syracuse; his beloved cat, Scruffy McGruggles; and a large extended family. Dennis was also eagerly awaiting the birth of his two grandchildren. Relatives and friends may call Wednesday, January 2, 2013 from 4 to 7 p.m. at the Buranich Funeral Home, 5431 W. Genesee St., Camillus. Rev. Dennis Hayes will celebrate a funeral Mass at 10:30 a.m. Thursday, January 3, 2013 in St. Joseph's Church. Contributions may be made in memory of Dennis to St. Jude Children's Research Hospital, 501 St. Jude Place, Memphis, TN 38105.