POTUS (one of 5 children of Fred Trump, Sr. and Mary Ann (Scottish immigrant to U.S. in 1930s))

 Fred Trump (b. 1905 in United States)

and Mary Ann had five children:

Maryanne Trump Barry (1937 - 2023) Judge

Fred Trump, Jr. (1938 - 1981) -- [ his daughter is Mary Trump, psychologist ]

Donald John Trump (1946 - resides at 1600 Pennsylvania Ave., D.C.)

Robert Trump (1948 - 2020 : funeral held at White House)

Elizabeth Trump Grau (b. 1942) an older sister of Trump 2.0, a retired bank executive