John Walter (April 17, 1934 – January 5, 2018) was an American historian, engineer, businessman, author, and politician – as well as a first cousin to United States President Donald Trump.
[2][4] He attended St. Paul's High School in Garden City, New York, along with Admiral Ballard Academy, located in Connecticut.
[5] Later, Walter began working with his family in the Trump Organization, and was the executive vice president of Trump Management, Inc. During this time, Walter helped his family set up All County Building Supply and Maintenance, which he operated from the basement of his home at 511 Manhasset Woods Road; All County was founded in 1992.
[6][7] The Trumps used this company for the maintenance of a number of Trump-owned properties – including the Beach Haven apartment complex in Brooklyn.
[15] During his tenure, Walter was a key voice in the widening of Manhasset Woods Road, along with the rehabilitation of the Flower Hill Park, which at the time was owned by Nassau County.
[1][17][21] In April 2018, following his death, the Congregational Church of Manhasset held a memorial celebration in Walter's honor.