Marquard Zelger may refer to:
Marquard Zelger (politician, died 1443), Landammann of Nidwalden, killed in the Old Zurich War Marquard Zelger (politician, died 1510), Landammann of Nidwalden and mercenary leader in the Burgundian Wars Marquard Zelger (politician, died 1535), Landammann of Nidwalden, who led the vanguard in the Second War of Kappel