Character: rachel bighead
Rachel Bighead (born Ralph Bighead) is a supporting character of Rocko's Modern Life. She is Ed and Bev Bighead's daughter, known for creating The Fatheads.
In Rocko's Modern Life: Static Cling, it's revealed that Rachel is a transgender woman and transitioned during the 20 year time-skip while Rocko, Heffer, and Filburt return to Earth.
Rachel is voiced by Joe Murray, the show's creator, both before and after Rachel's transition. She is meant to be Murray's Self-Insert as an animator who had a strained relationship with their parents.
This tag implicates rocko's_modern_life (learn more).