| Guillermo Iván | |
| Birth Name: | Guillermo Iván Dueñas Lazcano |
| Birth Date: | 19 January 1981 |
| Birth Place: | Mexico City, Mexico |
| Alma Mater: | University of Havana |
| Years Active: | 1989–present |
Guillermo Iván Dueñas Lazcano (born 19 January 1981) is a Mexican actor, director, writer, and producer.[1] Born in Mexico City, Mexico. He is best known for his characters in Mexican and American films.[2] On television he made himself known as part of the main cast of Telemundo's telenovela Al otro lado del muro.[3] [4] Graduated from the Faculty of Arts and Letters at the University of Havana, Guillermo Iván received a degree in production and direction from the National Union of Writers and Artists of Cuba.
| 1989 | Mentiras piadosas | Unknown role | |
| 1992 | Armas de fuego | Child Narcizo | |
| 1998 | La primera noche | Cheriff | |
| 1998 | El evangelio de las maravillas | Centurión Pablo | |
| 2002 | Sueños de un suicida | Sergio | |
| 2002 | Sueños de un suicida | Sergio | |
| 2002 | Espejo retrovisor | Fabián | |
| 2003 | Casa de los Babys | Reynaldo | |
| 2004 | Cero y van 4 | Álvaro | |
| 2005 | Castigo divino | Hippolytus | Short film |
| 2007 | Trade | Alejandro | |
| 2008 | Vantage Point | Felipe | |
| 2008 | La milagrosa | Lagarto | |
| 2008 | Mexican standoff | Nicolás "Nick" Quintero | |
| 2008 | María Navajas II | Nicolás Quintero | |
| 2009 | Trece años | Son | Short film |
| 2009 | Sin retorno | Mau | |
| 2009 | Primero, no hacer daño | Emilio | |
| 2010 | Sin memoria | Beto | |
| 2011 | Labios rojos | Miguel | |
| 2012 | Elliot Loves | Fabian | |
| 2012 | Carrusel | Gio Hoyos | |
| 2013 | El Hombre de Negro II | Juan Pablo Juárez | |
| 2013 | Bolaetrapo | El Bam Bam | |
| 2014 | Yerbamala | Fermín | |
| 2014 | Blue Family | Armando | |
| 2015 | Habana Instant | Marcelo | |
| 2016 | The Strike | Alberto | |
| 2016 | Amar y desear: To Love and Lust | Beto | |
| 2016 | Departed Son | Nicholas | Short film |
| 2018 | Havana Darkness | Carlos | |
| 2019 | Primero, no hacer daño | Emilio | |
| 2019 | Welcome to Acapulco | Rafael | also director |
| 2020 | Lady of Guadalupe | John Martinez and St. Juan Diego | |
| 1993 | Dos mujeres, un camino | Unknown role | ||
| 1994 | El vuelo del águila | Unknown role | ||
| 1999 | Yacaranday | Timoteo | ||
| 2004 | Las Juanas | Miguel | ||
| 2006 | Ángel, las alas del amor | Enrique | ||
| 2013 | Corazón en condominio | Henry Jonas | ||
| 2015 | UEPA! Un escenario para amar | Aldo | ||
| 2018 | Al otro lado del muro | Joel Benítez | Main cast; 77 episodes | |
| 2018 | The UnKnown Hitman The Story of El Cholo Adrian | El Cholo | Main cast; No. of Seasons 2 No. of Episodes 13 |