Also known as: 盖勒特·格林德沃, ゲラート・グリンデルバルド, グリンデルバルド, GellertGrindelwald, Grindelwald
The second-most dangerous dark wizard of the Harry Potter (Series) franchise, only Voldemort was deadlier.
Was revealed to be the (former) lover of Albus Dumbledore in secondary materials.