María Marull is an Argentinian actress, playwright, and director, known for her artistic work in tandem with her twin sister, Paula Marull. Her career is distinguished by the creation of an intimate and poetic style of theater, which explores family ties, memory, the dynamics of small communities, and the fine line between fiction and reality with sensitivity and humor. Her most celebrated works, often written, directed, and performed with her sister, include *La Pilarcita* and the major international success *Lo que el río hace*. The latter play, in particular, has achieved widespread public and critical acclaim both in Argentina and in Europe, receiving numerous awards and accolades for the originality of its writing and the emotional depth of its staging. Her style is characterized by the ability to create evocative atmospheres and authentic characters, establishing her as one of the most significant voices in contemporary Argentinian playwriting.