Picture by Paul Halmos |

Walter Rudin (1921 - 2010) was an American mathematician best known for his expository mathematical analysis books: Principles of Mathematical Analysis, Real and Complex Analysis, and Functional Analysis. He was married to fellow mathematician Mary Ellen Rudin.

Mary Ellen Rudin (1924 - 2013) was an American mathematician known for her work in general topology.

**IPA:**

[ˈwɔltər 'rʊdən]

[ˈmɛəri ˈɛlən 'rʊdən]

[ˈmɛəri ˈɛlən 'rʊdən]

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