Dito van Reigersberg, a Philadelphia-based actor, drag artist, and co-founder of the experimental Pig Iron Theater Company, died June 1 at the age of 53. His husband, Matthew Neenan, confirmed that Mr. van Reigersberg was receiving hospice care at a local hospital, where he succumbed to complications from graft-versus-host disease and pneumonia. He had been diagnosed with leukemia in 2022.

Born Fernando Steven van Reigersberg on November 11, 1972, in Washington, D.C., he grew up in McLean, Virginia. The son of diplomatic interpreters, Mr. van Reigersberg initially displayed a reserved nature but found his voice through theater in high school. His passion deepened at Swarthmore College, where he graduated in 1994, forming lasting creative partnerships with future Pig Iron co-founders including Quinn Bauriedel and Dan Rothenberg.

In 1995, Mr. van Reigersberg and his colleagues established Pig Iron Theater Company, known for its avant-garde, often surreal productions that blend physical theater, improvisation, and devised performance techniques. Drawing on European traditions of clowning and mime, as well as the rigorous movement training of the Martha Graham Dance Company, Pig Iron’s collaborative process emphasized ensemble creation, with scripts emerging from improvisational rehearsal rather than pre-written texts. This approach has become influential within American experimental theater.

Among Mr. van Reigersberg’s most distinctive contributions was his drag persona Martha Graham Cracker, introduced in 2005. Combining rock cabaret with theatrical candor, Martha Graham Cracker challenged conventional drag by deliberately exposing typically hidden masculine traits, such as stubble, alongside more traditional feminine accouterments like wigs and eyelashes. Known as “the world’s tallest and hairiest drag queen,” Martha captivated audiences with emotionally candid performances that spanned torch songs, pop, heavy metal, and show tunes. He performed Martha’s final show in Philadelphia in December 2024.

Mr. van Reigersberg’s artistry was characterized by a blend of zaniness, vulnerability, and a disruptive playfulness that blurred the boundaries of gender and theatrical form. Quinn Bauriedel noted that his openness about flaws and imperfections was central to his artistic message, equating it with the essence of clowning as a superpower. Critics often highlighted the emotional depth he brought to Pig Iron’s often intellectually dense productions, grounding their surreal narratives with palpable humanity.

Throughout a career spanning more than three decades, Mr. van Reigersberg performed in international festivals such as the Edinburgh Fringe, and collaborated with influential figures including Joseph Chaikin. Beyond the stage, he played a critical role in shaping Pig Iron’s school, established in 2011, which continues to train new generations of performers in his innovative methods.

Dito van Reigersberg’s impact on experimental theater and drag performance remains significant, marked by a commitment to honesty, physicality, and the transformative potential of ensemble creation. He lived in both Philadelphia and New York, leaving behind a legacy celebrated by collaborators, students, and audiences alike.