For centuries, the famous Iranian mystic and poet, Mowlana, has had a great influence on the literature of different nations through his mystical frenzy. Poets and writers of other countries including Spain, have been enamoured by his poems as well as his literary works. Poets who have been influenced by the thoughts of this famous Persian mystic have thus been trained in this area. This claim can be confirmed by studying poems of mystics like San Juan de la Cruz and Santa Teresa. This article attempts to discuss Islamic mysticism in Spain and the influence of Islamic Sufism in its literature and culture and Mowlana’s impact on. San Juan de la Cruz.