List of Characters from The Adventures of Ralph is Pikachufreak's fan-fiction thing to make.
- Ralph is the main protagonist of the series and a smart boy. He is known for better ways since his first visit. His main outfit consists of: a blue and white shirt with short sleeves, black shorts, white socks and brown shoes. He seems to have a relationship with Nikki and he has Crystal as the daughter. He is voiced by Tara Jayne.
- Cassandra is the older sister of Ralph and the second member of The Pokemon The Fighters Crew. She's a medicine owner and first appeared when she yells at Jessie and James, however, Cliff poisons her with a chemical and she is revived by Ralph. Her main outfit consists of: a white shirt with short sleeves, red pants and black high heels. She seems to have a relationship with Simon and Dora and Jared are their children. She is voiced by Lisa Ortiz.
- Miss Wimple is the mother of Ralph and Cassandra. She is first seen when Dexter shows attraction to her, but faints when he yells the answer. Her main outfit consists of: a brown shirt with long sleeves, brown skirt and black high heels. She seems to have a crush on Major Man. She is voiced by Kat Cressida.
- Major Man is the husband of Miss Wimple and a hero of all. He is first seen saving the world, making it competitive with The Powerpuff Girls (Blossom, Bubbles and Buttercup). His main outfit consists of: a white and blue superhero costume with long sleeves, blue gloves, red cape and blue boots. He seems to be in love with Miss Wimple. He is voiced by Jeff Bennett.
- Nikki Yanagisawa is
- Vicky Nakagawa is
- Mr. Terada is