Pierre Coandă was born 1888 to Constantin Coandă (1857-1932) and Aïda Danet (1863-1944) and died 1929 Romania of unspecified causes. He married Florica Orescu (1887-1958) .
Children
| Name | Birth | Death | Joined with |
| Mircea Coandă (1912-1995) | 2 November 1912 | 13 December 1999 Saint-Cloud, Hauts-de-Seine, Île-de-France, France | Gabriela Critescu |
| Șerban Coandă (c1915-c1995) | 1915 | 1995 | Pouppon Unknown |
Siblings
| Name | Birth | Death | Joined with |
| Constantin Coandă (1884-c1896) | 1884 Romania | 1895 Romania | |
| Florence Coandă (1885-1955) | 1885 Bucharest, Romania | 1955 Bucharest, Romania | |
| Henri Coandă (1886-1972) | 7 June 1986 Bucharest, Romania | 25 November 1972 Bucharest, Romania | Marcelle Vinay (1889-1959) Margareta Lecca (c1900-c1985) |
| Pierre Coandă (1888-1929) | 1888 | 1929 Romania | Florica Orescu (1887-1958) |
| Jean-Marie Coandă (1881-1892) | 3 February 1891 Paris, France | 26 February 1891 Paris, France | |
| Jeanne Coandă (1892-1977) | 5 December 1892 Bucharest, Romania | 13 August 1967 Paris, France | Alexandre de Lestrade de Conti (1886-1914) Andrei Popovici (1884-1967) Serge Hebert (1889-1943) |
| Michel Coandă (1896-1898) | 1896 France | 1898 | |