Nellie Grace Ibbott OBE (June 20, 1889 in Leyton, Essex , England - June 25, 1970 in Mornington, Victoria, Australia) was a British-born Australian mayor.
When Ibbott became mayor of Heidelberg, Victoria in 1943, she became the first woman in Victoria to hold mayoral office.
In 1950 she was defeated at the council elections after serving for 22 years.