Mary Olivia Seaman (De Turck), age 91, formerly of River Vale, joined her husband, George Calvin Seaman, on January 11, 2021. Born to Wayne and Miriam De Turck in Westwood, she resided in River Vale for over 55 years until 2019. She is predeceased by her husband, Cal, who passed in November, 2019. They were married for 68 years. Mary is also predeceased by her sister, Jacqueline De Turck- Poletto. Mary is survived by her devoted sons, Wayne of Rangeley, Maine, and Russell and his wife Diane of Fredon, New Jersey. She is also survived by five grandchildren and two great grandchildren. Mary graduated from Westwood high school in 1948. She was employed by Lederle Laboratories in Pearl River, New York, where she met the love of her life, Cal. Mary and Cal also spent over 50 years at their summer cabin in Rangeley Lake in Maine. Mary was an avid golfer and bowler. She also loved to sew and garden. Mary was a member of the Trinity Reformed Church. Memorial contributions may be made to the Trinity Reformed Church, 292 Old Tappan Road, Old Tappan, New Jersey. Graveside services will be on Thursday, January 14, 2021, at 11:30am, at George Washington Memorial Park, Paramus and Century Roads, Paramus, New Jersey.