Full name: Eberhard Alois Nikolaus Heinrich Johannes Maria
Title: Duke von Württemberg (His Royal Highness)
Born: Friedrichshafen, Germany, June 20th, 1963
Parents: Duke Carl von Württemberg (1936) and Princess Diane of France (1940)
Brothers: Friedrich (1961, married), Philipp (1964, married) and Michael (1965, married)
Sisters: Mathilde (1962, married) and Fleur (1977, married)
Further information about his family: Links: Württemberg