Josephine Anwhistle was Violet, Klaus, and Sunny Baudelaire's second cousin's sister-in-law - namely the sister of the spouse of the Baudelaires' second cousin - and becomes their guardian in The Wide Window. In spite of this familial relationship, they refer to her as their Aunt Josephine. She was also the wife of Ike Anwhistle and sister-in-law of Gregor Anwhistle.