|Birth||November 11, 1612 (Sønderborg)|
|Death||May 6, 1675 (Löhne)|
August Philipp, Duke of Schleswig-Holstein-Sonderburg-Beck (11 November 1612 – 6 May 1675) was a Danish-German prince and member of the House of Oldenburg. After acquiring the estate of Beck in Westfalen in 1646, he took the title of Duke of Schleswig-Holstein-Sonderburg-Beck.
August Philipp was born in 1612 in Sonderburg, Duchy of Schleswig (now Sønderborg, Denmark) as the fifth son of Alexander, Duke of Schleswig-Holstein-Sonderburg and Dorothea of Schwarzburg-Sondershausen. In 1633, at the age of 21, he emigrated to Germany.
He married Marie Sibylle of Nassau-Saarbrücken, daughter of William Louis, Count of Nassau-Saarbrücken on 12 April 1651 in Beck.
August died in Beck and was succeeded as duke first by his oldest son, August, and later by his second son, Frederick Louis. His daughter Sophie Louise married Frederick (1638-1684), son of Otto, Count of Lippe-Brake. His other daughter Dorothea Amalia married Count Philipp Ernest (1659–1753), son of Philip I, Count of Schaumburg-Lippe.
|Ancestors of August Philipp, Duke of Schleswig-Holstein-Sonderburg-Beck|