No, Kathleen Sibelius is not a Jew. President Barack Obama's Secretary of Health and Human Services is Roman Catholic.
Sebelius was raised in a Roman Catholic family in Cincinnati, Ohio. She served for eight years as a representative in the Kansas Legislature, eight years as Insurance Commissioner and then was elected governor.
Sebelius is the daughter of former Ohio Governor Democrat John J. Gilligan -- the first father/daughter governor pair in the United States after her election.