Katharine

Katharine may refer to:

Characters

 * Katharine Hepburn, American actress
 * Katharine Wright, younger sister of Wilbur and Orville Wright

Cast and crew

 * Katharine McPhee, American singer and one-time guest star
 * Katharine Ross, American actress and one-time guest star
 * Kathryn Joosten, American actress and one-time guest star