Steve Granitz / 1 / 16
Steve Granitz / 1 / 16

Warren Beatty and Annette Bening's eldest child has publicly revealed she is now a he in a new online video.

RELATED: Ed Helms Slams Chick-Fil-A's Anti-Gay Leanings

Born Kathlyn Elizabeth Bening Beatty, the Hollywood couple's 20-year-old daughter now goes by the name Steven Ira Beatty, and calls himself a "Trans-man ... a homosexual, a queer" in a new post on website We Happy Trans and he admits it's liberating to be able to reveal the truth.

RELATED: Annette Bening Saddened By Globes Protests

He adds, "It's nice to finally be able to have my identity be legible to people."

RELATED: Countdown: Most Powerful Gay Celebrities

Beatty initially came out as transgender while undergoing hormonal treatment in December.

In his new video, obtained by Entertainment Tonight, Beatty also reveals he dreams of becoming a teacher and he hopes to become a father one day.

He adds, "I am going to have babies and give them onesies with, 'This is what a transfeminist looks like' on them."