In 1996, he debuted for participating in the French talent show "The Source of Superstars". In 1999, he participated in his first TV series "Boys and Girls" and was recognized by the audience.

Thereafter, before starring in the film, from 1999 to 2003, Dujardin starred in a role called Jean in a French television comedy, A Guy, a Girl. It is worth mentioning that his current wife, Alexandra Rami, also starred in the film at the time, and her role name is Alexandra. The role of Jean showed the public Duardan's comedic talent and acting talent, and since then he has begun to take a large number of films.
In 2005, Duardan starred in a major drama film, "The Kid Bliss", and he also sang the theme song "Brice's Wound" for the film, which was the only time he gave a voice in the film. In 2006, Duyaldan starred as OSS117 Agent in the action OSS117 Cairo Spy, a role that brought him the 2007 Gold Star Award for Best Actor and the César Award for Best Actor nomination, which is also an affirmation of Duyaldan's acting skills in non-comedy films. In addition, his performance in the film 99 francs also earned him the "Lyme Comedy Award".
Dujardin won the Palme d'Or at the 64th Cannes Film Festival for his outstanding performance in the black-and-white film The Artist. At the end of the 84th Academy Awards Film Festival in 2012, Jean Dujardin won this year's Oscars for his wonderful performance in the film "The Artist", but he unexpectedly lost at the 37th César Awards in France.
Jean Dujardin had two marriages. Duyardin, with his first wife and two sons, Simon and Jules, divorced in 2003. French actor Alexandra Lamy is jean Dujardan's second wife, and the two married in 2009 in the French province of Gard for starring in the TV series "A Guy, a Girl". After that, the two divorced in 2013.
Jean Duardan has a restrained and low-key temperament, and his soft-hearted and amorous image fills the lack of French male stars in the international film world to some extent. Since he has a wealth of body language and facial expressions, he is perfect for starring in silent films . In the silent film "The Artist", he showed a good comedic performance strength with many years of comedy performance experience. His expression is freely controlled and very contagious . Whether it is the plate and the eye in the silent film era, or the tone of the sound film era, he has interpreted it with a relaxed degree.