William, Prince of Hohenzollern [SEP] father
William, Prince of Hohenzollern
William, Prince of Hohenzollern () (7 March 1864 in Schloss Benrath, near Düsseldorf – 22 October 1927 in Sigmaringen) was the eldest son of Leopold, Prince of Hohenzollern and Infanta Antónia of Portugal. 
William was an older brother of Ferdinand of Romania. His maternal first cousins included (among others) Carlos I of Portugal, Infante Afonso, Duke of Porto, Frederick Augustus III of Saxony, and Princess Maria Josepha of Saxony.
Between 1880 and 1886, William was heir
, "eldest surviving son of Karl I of Hohenzollern"
- Johann Georg, Count 1605–1623 (1577-1623), created Reichsfürst von Hohenzollern-Hechingen 1623
Rulers Princes of Hohenzollern-Hechingen (1623–1850).
- Johann Georg, 1st Prince Mar 23-Sep 28 1623 (1577-1623)
- Eitel Friedrich V, 2nd Prince 1623–1661 (1601-1661)
- Philipp Christoph Friedrich, 3rd Prince 1661–1671 (1616-1671)
- Friedrich Wilhelm, 4th Prince 1671–1735 (1663-1735)
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