Joachim Ernest, Duke of Schleswig-Holstein-Sonderburg-Plön

Joachim Ernest of Schleswig-Holstein-Sonderburg-Plön (29 August 1595 – October 5, 1671), also Joachim Ernest of Schleswig-Holstein-Plön, was the first Duke of Schleswig-Holstein-Sonderburg-Plön, which emerged from a division of the Duchy of Schleswig-Holstein-Sonderburg.

Joachim Ernest, Duke of Schleswig-Holstein-Sonderburg-Plön

Joachim Ernest of Schleswig-Holstein-Sonderburg-Plön (29 August 1595 – October 5, 1671), also Joachim Ernest of Schleswig-Holstein-Plön, was the first Duke of Schleswig-Holstein-Sonderburg-Plön, which emerged from a division of the Duchy of Schleswig-Holstein-Sonderburg.