Obituary of John William Mattis
It is with tremendous sadness that the family of John William Mattis announces his sudden passing.
John William Mattis of
John graduated from
Residing in Westchester for 50 years, John came to the Town of
John was a long-time Peekskill Rotarian, and member of the Board of Directors. Through the Rotary, he was heavily involved in fund raising efforts and volunteering at the annual Horse Show, at the Cherry Blossom Festival, and as a Salvation Army Bell ringer. In addition, he served on the Keon Center Board of Directors, volunteered at the Danish Home, Blue Path Service Dogs, Habitat for Humanity, and Recycled Paws, was a
John served for decades on the Cortland Zoning Board (including many years as Chairman), as well as the Westchester Legislature Board of Directors Charter Revision Commission and Budget & Finance Focus Group, and the Westchester County Compensation Advisory Board. He also volunteered on numerous Republican Party campaigns.
An avid baseball fan, John worked with author Roger Kahn and former player/coach/broadcaster Dave Nelson performing baseball related field research. He was a walking encyclopedia of baseball trivia. Over the years, he was a marathon runner, tennis player, golfer, and talented photographer, and he loved NASCAR. John enjoyed travel, having flown to places around the globe such as
For the last decade, John extended his community of friends to the shores of
John’s extended family was an enormous part of this life, and he traveled frequently to
He is survived by his daughter, Kristine Mattis (husband Carl), twin brother, Joseph Mattis (wife Patricia), sisters Caroline Swanson and Lois Castaldi (husband Thomas), nieces Susan Cannon (husband Steve), Mary Mattis, Christine Grindle (husband Paul), and Sharon West (husband Braden), and nephews Robert Castaldi (wife Colleen), John Patrick Swanson (wife Molly), Michael Mattis (wife Andrea), and Andrew Castaldi.
Memorial Service celebrating a life well lived will be held at the Joseph F. Nardone funeral home on Wednesday, April 24, 2019 from 4:00pm to 8:00pm.
Memorial Mass to be celebrated at St. Patrick's Church, Verplanck, NY on Thursday, April 25, 2019 at 10:00am.
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