Who created "Johann I (1468–1532), the Constant, Elector of Saxony"?

Johann I (1468–1532), the Constant, Elector of Saxony was created by Lucas Cranach the Elder in 1532–33.

What medium is "Johann I (1468–1532), the Constant, Elector of Saxony"?

Johann I (1468–1532), the Constant, Elector of Saxony is Oil on canvas, transferred from wood, with letterpress-printed paper labels.

Yes, Johann I (1468–1532), the Constant, Elector of Saxony is in the public domain and available for free download under CC0 license.

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This artwork was created 1532–33.

Lucas Cranach the Elder, 1532–33