Mrs Judson (possibly Martha Louise Judson) is a sentient female mouse.
Description[]
Mrs Judson is the landlady of Basil of Baker Street at the Rodent 221B, Baker Street; she is a warm and caring old woman who acts more like a housekeeper to Basil.
Physical Appearance[]
She is a chubby female mouse in a servant's outfit, with light brown fur. She wears small glasses.