Betty Cooper is a fictional character from the comic book series Archie Comics, first introduced in 1942. She is known for her kind-hearted nature, intelligence, and strong moral compass. Betty often finds herself in a love triangle with her childhood friend Archie Andrews and her rival Veronica Lodge. In the television adaptation, Riverdale, Betty is portrayed by actress Lili Reinhart. The show explores her character in a darker, more complex light, highlighting her struggles with family issues and mental health. Betty is also a skilled journalist, often investigating mysteries in her town.