Adeline "Ettie" Crist (née Siebe) (14 February 1862 – 10 January 1974) was an American supercentenarian who is currently unverified. She was born in San Francisco, California, as Adeline Siebe. Her parents were George and Adeline Siebe. Her only sibling, Caroline Bilger, lived to be 103 years old. Ettie married Rudolph Crist around 1890. On her 110th birthday, it was mentioned that she liked baseball and drank bourbon daily. Crist died on 10 January 1974, at the age of 111 years, 330 days. She may have been the oldest living person in the world at the time of her death.