She was President of the South West Region for the Guide Association from 1970-91.
In 1978 she was appointed a vice-president of the Guide Association.
Julie Bentley, chief executive of the Guide Association, said its consultation would begin on 3 January.
They were first run as the youngest group in the Guide Association by Agnes Baden-Powell, Lord Baden-Powell's younger sister.
Henderson, Mabel Evelyn Jeanette, for serv the Guide Association in Shetland.
Rosebuds, later renamed Brownies, established as the youngest section of The Guide Association, run by Agnes Baden-Powell.
The Guide Association will consider dropping the religious element of the 'Promise' made by its 600,000 members, following criticism from a small number of parents.
The Girl Guides in the UK are officially "The Guide Association" and go under the operating name of "Girlguiding".
Guiding in Malta began in 1918 for British girls as part of The Guide Association (UK).
In addition 18 Ranger Guides attended, the first time members of the Guide Association were allowed to take part in a World Jamboree.
