[Problem] In order to provide a stent and a method of manufacturing a stent, capable of more improving fracture resistance.[Means for Resolution] A stent 100 has metal portions 110 that shape a tubular outer periphery provided with a gap 111 and a polymer portion 120 that connects the metal portions to each other in the gap. The polymer portion has a curved portion 121 that is curved to be concave toward an outer side from an inner side in a radial direction of the tubular outer periphery.