Stephanie Ann Nadolny (born May 19) is an American professional voice actress and vocalist with well over 33 years of live performance/voice acting experience with voice roles in television series, films, commercials, radio spots, anime dubbing, TV specials, and video games. She is most known for her English dubbing role as the child version of Goku, the protagonist of the popular Dragon Ball series and the child version of Goku’s son, Gohan, in Dragon Ball Z. She reprised both roles in several Dragon Ball and Dragonball Z and GT related video games and media and formerly worked for Funimation and ADV Films.

Stephanie performed/toured with the internationally known variety show band Vince Vance and the Valiants (as Violet Valiantette) for over 25 years and was the longest running female to do so. She recruited aspiring young vocalists as well as choreographed, costumed and arranged vocal arrangements for VVV and became a first call vocalist for studio recordings on various albums all over the DFW region.

She wrote and produced comedic morning show radio content, jingles and parodies across national radio and entertainment networks and has an affinity for working with children.

Stephanie was invited to collaborate with the Grammy Award winning polka band, Brave Combo, by the band's founder, Carl Finch, and can be heard on over 20 studio albums on lead and background vocals. In addition, she completed a full album project with Finch entitled "The Cookies" and sang lead vocals on over 8 anime themes featured on YuYu Hakusho, Kiddy Grade and Case Closed.
She writes and produces kid's original novelty songs and also teaches children's voice and beginner piano when time allows.

In 2013, Nadolny was recruited to voice K.O. in the pilot of the Cartoon Network Series original program "Lakewood Plaza Turbo" and on Cartoon Network’s "OK K.O! Let’s Be Heroes" from 2014 to 2018.

Her passions include performing live with her own Texas-based musical group "Moonglass Band" as well as appearing as a guest at pop culture comic conventions and toy stores/special events all over the world and adores mingling with her many fans. She is also a huge advocate for anti-bullying campaigns and dedicates much of her time appearing at school and mentoring and encouraging young people with desires to pursue creative careers in show business.

In the spring of 2024 she was invited to reprise her roll as Goku starring as Goku Mini in the latest Dragonball series Daima! Now airing on Crunchyroll.

In 2025, Daima won the Hollywood Creative Alliance Astra award for "Best Anime Series"! Another big win for the Dragonball legacy! Stephanie was nominated for the Astra award "Best Lead Voice-over Performance" and Daima was also nominated for the "Nickelodeon Kids Choice Award"!