Francis was canonized on July 16, 1228, by Pope Gregory IX. After his death, and entrance into Heaven. St. Francis of Assisi was canonized on July 16 1228 by Pope Gregory IX
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Pope Urban VII (September 1590) Pope Gregory XIV (1590-91) Pope
Innocent IX (October-November 1591)
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Pope Gregory IX reigned from 1227-1241.
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St. Francis of Assisi was canonized by Pope Gregory IX in 1228, less than two years after his death. Pope Gregory IX declared him a saint due to his holiness, humility, and service to the poor and marginalized.