Among 1021 Chinese individuals with non‐type 1 diabetes in the training dataset, 19 (1.9%) individuals carried pathogenic or likely pathogenic variants in GCK (n = 6), HNF1A (n = 9), HNF1B (n = 3), or HNF4A (n = 1) genes. Here, HNF4A is linked to type 1 diabetes mellitus.