Julia Michelle Serano (/səˈrænoʊ/ sə-RAN-o; born 1967)[1] is an American writer, musician, spoken-word performer, transgender and bisexual activist, and biologist.

Serano, who was assigned male at birth, has stated that she first consciously recognized in herself a desire to be female during the late 1970s, when she was 11 years old.

[13] Her work has appeared in queer, feminist, and pop culture magazines, including Bitch, Clamor, Kitchen Sink, LiP, make/shift, and Transgender Tapestry.

[14] Serano has spoken about transgender and trans women's issues at numerous universities, often at queer, feminist, psychology, and philosophy-themed conferences.

[23][16] Serano organizes and hosts GenderEnders, a performance series that features the work of transgender, intersex, and genderqueer artists and allies that has produced 20 shows.

She received a grant to curate "The Penis Issue: Trans and Intersex Women Speak Their Minds," a spoken-word event, as part of the 2007 National Queer Arts Festival.