Father-Josef Wincenty Pilsudski (1833-1902)

Mother- Maria Billewicz (1842-1884)

Siblings-

• Helena (1864 - 1917)
• Sophia (1865 - 1935)
• Bronisław (1866 - 1918)
• Adam (1869 - 1935)
• Kazimierz (1871 - 1941)
• Maria (1873 - 1921),
• John (1876 - 1950)
• Ludwika (1879 - 1924)
• Casper (1881 - 1915)
• twins Theodora and Peter (died as infants)

Wives-

Maria Pilsudski née Koplewska  (1865-1921)

Aleksandra Pilsudski née Szczerbińska  (1882-1963)

Children-

Wanda Pilsudski (1918-2001)

Jadwiga Pilsudski-Jaraczewska (1920-  )