Flex-Alexander
Flex Alexander | Biography

Quick Wiki

  • Full Name Mark Alexander Knox
  • Nickname Flex Alexander
  • Occupation Actor, Comedian, Dancer, Producer, Writer
  • Nationality American
  • Birthplace New York City, NY, USA
  • Birth Date Apr 15, 1970
  • Age 51 Years, 7 Months
Cast Of UPN sitcom 'One on One'

Flex Alexander | Biography

Alexander and his wife, Shanice, had their reality TV show 'Flex & Shanice'

Alexander played Maya Wilkes' husband Darnell in the first season of the UPN sitcom 'Girlfriends' from 2000 until 2001. Then, he left the show to star as Mark "Flex" Washington, a single parent on the UPN sitcom 'One on One,' which he also wrote and produced. He was even nominated for three 'NAACP Image Awards' and two 'BET Comedy Awards' for his work on the show.


Flex Alexander is an actor best known for Flex Washington's role in the UPN sitcom One on One (2001-2006).

Who is Flex Alexander?

Mark Alexander Knox, better known by his stage name Flex Alexander, is an actor, comedian, producer, writer, and dancer from the United States. His first TV role was on the 1993 ABC sitcom Where I Live, starring Doug E. Doug. Despite its critical praise, the series was discontinued the following year. 

Alexander then guest-starred in Sister, Sister, and The Cosby Mysteries before moving to Los Angeles in 1995 to pursue acting full time. The following year, he earned a lead part in another short-lived sitcom, Homeboys in Outer Space.

In 1997, Alexander co-starred in another short-lived series, Total Security, produced by Steven Bochco. Following the conclusion of Total Security, Alexander appeared in guest parts on Brooklyn South and The Parkers, and many films.

Alexander played Maya Wilkes' husband Darnell in the first season of the UPN sitcom Girlfriends from 2000 until 2001. Then, he left the show to star as Mark "Flex" Washington, a single parent on the UPN sitcom One on One, which he also wrote and produced. Alexander was even nominated for three 'NAACP Image Awards' and two 'BET Comedy Awards' for his work on the show.

In 2004, Alexander received another 'NAACP Image Award' nomination as Michael Jackson in the VH1 television biopic titled Man In The Mirror: The Michael Jackson Story. He returned to One on One for two more seasons, but when the show's premise was reinvented during the last season, his character was written out and demoted to a recurring part.

Following the conclusion of One on One, Alexander starred in the 2006 film Snakes on a Plane, in which he co-starred with Samuel L. Jackson, and in the 2007 horror picture The Hills Have Eyes 2. He also starred alongside Danny Glover in Clement Virgo's Poor Boy's Game.

Moreover, Alexander and his wife, Shanice, had their reality TV show, Flex & Shanice. The show aired on Oprah Winfrey Network from 2014 to 2015 for two seasons.

How Old is Flex Alexander?

Flex Alexander was born Mark Alexander Knox in New York City, NY, on 15 April 1970. As of 2021, Alexander is 51 years old. He is the son of Robert Whitehead and Alethia Knox.

As a teenager, he began dancing in New York clubs, gaining the nickname "Flex" for his acrobatic dance abilities.

Movies and TV Shows

Some of Alexander's movies include City of Industry (1997), Backroom Bodega Boyz (1998), She's All That (1999), Shira: The Vampire Samurai (2004), Her Minor Thing (2005), Snakes On a Plane (2006), Love... & Other 4 Letter Words (2007), The List (2007), My Sister's Wedding (2013), and more.

Moreover, his TV shows include New York Undercover (1994), The Cosby Mysteries (1995), Total Security (1997), Modern Vampires (1998), The Apartment Complex (1998), Santa and Pete (1998), Man in the Mirror: The Michael Jackson Story (2004), Nice Girls Don't Get the Corner Office (2007), Blue Bloods (2010), Single Ladies (2012), Flex & Shanice (2014-2016), and others.

Wife and Children

On Valentine's Day 2000, Alexander married his wife, Shanice Wilson. She is an R&B singer who released her debut album, Discovery, in 1987 at 14. Wilson debuted as an actress in the fifth season of the Family Matters episode 'Rock Enroll.'

The pair has one daughter, Imani Shekinah Alexander-Knox (born 23 August 2001), and one son, Elijah Alexander-Knox (born 5 March 2004). Both his daughter and son appeared on their reality TV show, Flex and Shanice.

How Tall is Flex Alexander?

Alexander stands at the height of is 6 feet 3inches (1.91 m) tall.

Net Worth

According to Celebrity Net Worth, Alexander has a net worth of $250 thousand as of November 2021. The principal source of his income is through his career as an actor, comedian, and dancer.

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