William B. Platt, III

  • Visitation: Private
  • Location: O'Connell Funeral Home
    30 Little Plains Road. Southampton
  • Service Type: Private




  • Biography

    Born: February 23, 1940
    Died: November 20, 2011
    Age: 71

William B. Platt III

William Platt, a lifelong resident of Southampton, died at his home surrounded by his close family on Sunday, November 20th, at age 71 after a long illness. He was born on February 23, 1940, the eldest son of seven children born to William B. Platt, Jr. and Edith G. Platt.  He is survived by his close friend and longtime companion, Dianne Szczesny, his children William IV of East Hampton, Jeffrey of Westhampton Beach, Cheryl, Brian and Joan of Southampton, and his former wife Joan of Hampton Bays.  He is also survived by his grandchildren (who affectionately dubbed him “Pa Da”), Danielle, Diana, Angelica, Madison, William Joseph, Emma and Ian, all of Southampton; also surviving are his siblings, Meredith P. Joyce of Southampton, Emalie P. Feerick of Larchmont, NY, Harold K. Platt of Naples, FL, Jonathan J. Platt of Southampton, Elinor P. Hoar of Broken Arrow, OK, and Richard M. Platt of Marlborough, MA.

 Arrangements are being handled by J.M. O’Connell Funeral Home of Southampton. A graveside service will be held at Sacred Hearts’ of Jesus and Mary Cemetery on Friday, December 2nd. In lieu of flowers, donations to East End Hospice would be appreciated.

Share your thoughts and memories below


O'Connell-Rothwell Home
30 Little Plains Road
Southampton, New York 11968

Serving you and your family
in your time of need.

Contact Us...

By Phone: (631) 283-0098
By Email: