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Bolesław I of Masovia

Polish noble ^[1]

Born

1208

Died

1248

Nationality

not recorded

Documented descendants

0

Titles & positions

Duke of Masovia ^[1]
Duke of Masovia ^[1]

House

Religion

not recorded

Sources

Wikidata Q2678613 (retrieved 1 Nov 2026)

Bolesław I of Masovia (1208–1248), Duke of Masovia | GOTHA