Jeffrey Allan Csisar

Jeffrey Allan Csisar, 61, of Groton died on November 19, 2025  from complications after a long battle with cancer.  Born December 7, 1963, he was the beloved son of James G. Csisar of Mystic and the late Nancy (Firth) Csisar. He is survived by a sister Lynn C.W. Drake of Mystic, 2 daughters, Jacqueline Csisar Garcia of San Antonio, Texas and Carolyn Csisar Lopes and a son, Jeffrey Csisar.  He was the proud Grandfather of 2 newly born grandchildren, Julian Garcia and Deana Lopes.  A lifelong resident of this area, Jeff will be remembered for his love of the ocean and spending time boating with family and friends.  He will be missed by all who knew him.