From an English place name meaning “Becca’s homestead”. The byname Becca means “pickaxe” in Old English. A famous bearer is retired English soccer player David Beckham (1975-).
People with the name Kasimir have a deep inner desire to use their abilities in leadership, and to have personal independence. They would rather focus on large, important issues, and delegate the details.
From the Hebrew name רֵחַבְעָם (Rechav’am) meaning “he enlarges the people”. In the Old Testament this is the name of a son of Solomon. He succeeded his father as king of Israel, but his subjects eventually revolted because of high taxes. This resulted in the division of the kingdom into Israel and Judah, with Rehoboam ruling Judah.