Yvonne Holly is the wife of Kenneth Taylor and mother of Ingrid and Ayden. While she was not a battler, she did have a Dratini named Kiyo that was later passed on to her daughter Ingrid. She was originally born in the Kanto region and graduated from college alongside her best friend, Professor Samuel Oak, with a degree in psychology. She became a Pokémon professor specializing in Pokémon psychology and behaviour analysis and eventually moved to the Orre region where she met and later married Kenneth Taylor. She later died in a tragic accident alongside her husband.