Mary Marguerite Adams also known as June Mary Adams (1910–1973) was an American actress. She is best known as a television character actor from the 1950s. She was a regular, usually cast as a dowdy nurse or wife, and is best remembered as the day nurse in The Twilight Zone: "Twenty Two".
She was born on June 27, 1910, in Ogden, Utah.
She began acting late in life (38) but was a popular choice in supporting roles throughout the 1950s to the degree that she could be called a "familiar face". Her career faded in the early 1960s.
She died on November 30, 1973, in Los Angeles. She is buried in Kensico Cemetery in Valhalla, New York.