Helen (Vrettos) Baltatzidis, of Burlington, Massachusetts passed away peacefully, surrounded by her family on June 10, 2022.  Beloved wife of George Baltatzidis. Devoted mother of Peter Baltatzidis and Spiro Baltatzidis and his wife Christina.  Mother-in-law of the late Christina Baltatzidis. Loving Yiayia of Aris, Ioli and Yves Baltatzidis. Also survived by many relatives and friends.  Funeral Service on Monday, June 13, 2022 at the Taxiarchae Greek Orthodox Church, 25 Bigelow Avenue, Watertown, Massachusetts at 10AM. Relatives and friends are kindly invited to attend. In lieu of flowers, donations in her memory may be made to the above named church.  Burial in Mt. Auburn Cemetery, Cambridge, Massachusetts.