Phyllis Grissim

Phyllis Grissim Theroux is an American essayist and author, best known as the mother of actor and screenwriter Justin Theroux. She was born and raised in the United States and has built a career in literature, particularly in reflective essays and books that often explore themes of family, memory, and personal growth.

Through her writing, Phyllis has established herself as a thoughtful voice in contemporary American literature. Her works are appreciated for their clarity, sensitivity, and ability to capture the nuances of everyday life, earning her recognition among readers who value both personal insight and literary craft.

Phyllis Grissim Theroux is also part of a distinguished family background. Through her side of the family, Justin Theroux is the great-great-grandson of financier, banker, and railroad magnate H. B. Hollins, as well as music critic and author Gustav Kobbé. This lineage reflects a deep connection to both cultural and intellectual traditions.

As a writer, Phyllis continues to contribute essays and books that highlight the importance of storytelling and reflection, enriching both her family’s literary legacy and the broader American literary landscape.