The utility model discloses an alphabet lock catch for jewelry and a bracelet with alphabet lock catch, the alphabet lock catch comprises a first alphabet buckle and a second alphabet buckle detachably connected with the first alphabet buckle, the first alphabet buckle comprises a first connecting part connected with a jewelry main body and a first buckling part connected with the first connecting part, and the second alphabet buckle comprises a second connecting part detachably connected with the second alphabet buckle. The first alphabetic buckle comprises a first connecting part connected with the jewelry main body and a first buckling part connected with the jewelry main body, a first buckling groove is formed between the first connecting part and the first buckling part, the second alphabetic buckle comprises a second connecting part connected with the jewelry main body and a second buckling part connected with the second connecting part, and a second buckling groove is formed between the second connecting part and the second buckling part; the first buckling part can be buckled into the second buckling groove and is in interference fit with the second buckling groove, and the second buckling part can be buckled into the first buckling groove and is in interference fit with the first buckling groove.