"Alpaida (also Alphaida, Alpo\u00EFde, Elphide, Elfide, Chalpaida; ca. 654 \u2013 ca. 714) was a noblewoman of the House of Pepin. The daughter of Alberic of Austrasia and Ad\u00E8le of Poiters, she was Pepin II's (635 or 640 \u2013 December 16, 714) second wife and mother to two sons, Charles Martel (Charles the Hammer) (d. October 22, 741) and Childebrand (678\u2013751)."@en . "Alpaida"@en . "Pepin II's mistress" .