| István Kultsár | |
| Nationality: | Hungarian |
| Sport: | Long-distance running |
| Event: | 5000 metres |
| Birth Date: | 15 October 1900 |
István Kultsár (15 October 1900 - 9 March 1943) was a Hungarian long-distance runner,[1] who was rated as one of the best Hungarian distance runners during the inter-war period.[2] He competed in the men's 5000 metres at the 1924 Summer Olympics.[3]
He was the national champion in the 5,000 metres in 1924,[4] and three years later, he won the 7.5km race.[5] Overall, Kultsár was a six-time national champion in cross-country running during the 1920s and the 1930s. As well as competing in sport, he was a noted expert in the field and became a chief editor of Nemzeti Sport.