Sin nombre may refer to:
- "Sin nombre" (Spanish: "without name") may signify a nameless character, or the Spanish equivalent of English language term "John Doe"
- Virus sin Nombre, the prototypical etiologic agent of hantavirus cardiopulmonary syndrome (HCPS)
- Sin Nombre (2009 film), a 2009 film by Cary Joji Fukunaga
- The Nameless (film), 1999 film also known in Spanish: original title as "Los Sin Nombre"
Famous quotes containing the word sin:
“Ignorance itself is without a doubt a sin for those who do not wish to understand; for those who, however, cannot understand, it is the punishment of sin.”
—St. Augustine (354–430)