Hijira kalanda kalanda ce da muslmai suke amfani dashi a fadin duniya domin kididdige kwanaki da watanni dan sanin ranar da za'ayi Azumin Satan Ramadan, da sauran bukukuwan musulunci na shekara kaman karaman sallah da babban sallah. Hijira asali kalman Larabci ce aka arota zuwa yaran Hausa (ma'anar kalmar shine kaura daga wani guri zuwa wani guri, amman galibi domin samun salama.) wanda kalmar data dace da ita a hausa itace Kaura, amman ma'anan kalmar a addinin Musulunci na nufin:- "Hijiran da Manzon Allah yayi tare da Abubakar Siddiq daga Makka zuwa Madinah (Yasrib) a shekarar 622) bayan kafiran makka sun tsara su kashe shi a watan Janairu 622, sai Allah ya umurci Annabi da yayi Hijira daga Makka zuwa Madinah, wanda a wancan lokacin ana kiran garin da Yasriba, zuwan Annabi garin keda da wuya, sai aka sama garin suna da Madina ma'ana Birni Daga wannan lokacin ne aka fara kidayar watannin musulunci. Akwai watanni guda hudu masu alfarma a cikin wataanni goma sha-biyu na musulunci sune;