Ironmouse

Ironmouse
Occupations
OrganizationVShojo (2020–2025)
Twitch information
Channel
Years active2017–present
Genres
Games
Followers2.42 million
YouTube information
Channel
Years active2017–present
Subscribers1.61 million
Views344 million
Last updated: March 1, 2026

Ironmouse (born January 11) is a Puerto Rican VTuber, singer, and Twitch streamer. Active since 2017, she was a founding member of the U.S.-based VTuber agency VShojo and was part of the organization from November 2020 until her departure in July 2025.

In her streaming activities, Ironmouse has been a prominent advocate for common variable immunodeficiency (CVID), an immune disorder for which she has received treatment; she has promoted plasma donation, and has held fundraisers and served as a spokesperson for the Immune Deficiency Foundation. In 2024, she became the most-subscribed Twitch streamer of all time, surpassing Kai Cenat's first record during a September 2024 subathon, before being surpassed herself by Cenat during a November 2024 subathon.