Caisha, Caasha, Caisha, Caayisha (ingiriis: Aisha, ‘Ā’ishah bint Abī Bakr, ""Caaisha""; carabi: ﻋﺎﺋﺸﺔ, Ayesha, Caayisha, A'isha, Ca'isha, Aishat, Caisha, Aishah, Caishah, ama Aisha, Caisha) loo yaqaano hooyada Mu'miniinta [ﺃﻡ ﺍﻟﻤﺆﻣﻨﻴﻦ] waa mid ka mid ah xaasaskii Nebi Muxamed (n.n.k,h). Ca'isha waxaa dhalay nebiga saaxiibkiis iyo asxaabi Khaliif ar-Raashid Abu Baker al-sadiiq.