Zach Galifianakis is an American comedian, actor, and writer, widely recognized for his unique blend of absurdist humor and offbeat charm. He gained international fame for his role as Alan Garner in the blockbuster film series The Hangover, which catapulted him into the spotlight and solidified his status as a leading figure in contemporary comedy. Born Zacharius Knight Galifianakis on October 1, 1969, in Wilkesboro, North Carolina, he grew up in a family with Greek heritage, which has often influenced his comedic style and persona.

Galifianakis's journey in the entertainment industry began in the 1990s, initially performing stand-up comedy at various venues, where his unconventional style quickly garnered attention. He transitioned to television, making guest appearances on shows such as Late Night with Conan O'Brien and Comedy Central Presents. His breakthrough came with the web series Between Two Ferns with Zach Galifianakis, which aired from 2008 to 2018 on Funny or Die. The show featured awkward interviews with celebrities and became a viral sensation, earning him two Primetime Emmy Awards for Outstanding Short-Form Variety Series.

The release of The Hangover in 2009 marked a significant turning point in Galifianakis's career. His portrayal of the quirky and unforgettable Alan earned him critical acclaim and a devoted fanbase. The film's immense success led to two sequels, The Hangover Part II in 2011 and The Hangover Part III in 2013, further establishing him as a household name. Alongside his film career, Galifianakis starred in the FX series Baskets from 2016 to 2019, where he played a dual role and received a nomination for the Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series in 2017.

In addition to his work in film and television, Galifianakis has showcased his versatility by lending his voice to various animated films. His vocal talents were featured in popular movies such as Puss in Boots (2011), The Lego Batman Movie (2017), Missing Link (2019), Ron's Gone Wrong (2021), and The Bob's Burgers Movie (2022). He is also set to appear in the live-action remake of Lilo & Stitch, scheduled for release in 2025.

Galifianakis is married to Quinn Lundberg, with whom he has been since August 2012. Lundberg is known for co-founding the charity Growing Voices, which aims to empower and support children in need. Despite his success, Galifianakis has maintained a level of humility and authenticity, often reflecting on the challenges of fame and the importance of staying true to oneself. As of now, he continues to engage audiences with his distinctive comedic style and remains a prominent figure in the entertainment industry.