Blanche Orpha Burch (née Shoemaker; 3 October 1884 - 15 October 1994) was an American woman notable for her longevity. She was born in Peru, Morrow, Ohio on 3 October 1884 as the daughter of Wellington and Lucy Sherwood Shoemaker. She married Lloyd Burch in Morrow, Ohio on 3 February 1909. The couple had four children: Thelma, Edwin, Arthur and Helen. She was widowed in 1942 and outlived all of her children. Blanche Burch died in Mansfield, Richland, Ohio on 15 October 1994, aged 110 years, 12 days.