This is a disambiguation page for "Donald". By "Donald", you might mean:
- Martha Bird, Gyro Gearloose's paternal grandmother;
- Martha Ravenswood, the long-suffering wife of the Phantom and mother of Melanie Ravenswood;
- Martha, one of the three witches who serve as the main antagonists in the Valentinoverse, alongside Lucinda and Ruby;
- Martha Wentworth], a prolific voice actress.
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