I wont go into great detail as you should watch the series for yourself, yes I have left out major plot descriptions but I don't care :P.

Name: Heero Yuy
Sex: Male
Affiliation: Gundam Pilot
Age: 15
Ethnicity: Japanese
Height: 156cm
Weight: 45kg
Eyes: Persian Blue
Hair Colour: Dark Brown
Gundam (s): Wing Gundam, Wing Zero,

Heero Yuy is the main character from the series of Gundam wing endless waltz. He is known as "the perfect soldier". Heero Yuy grew up on a colony (a side) in outer space as a trained assassin. After being sent to earth during project meteor Heero begins to sabotage several major OZ bases situated around the globe and during this time meets the rest of the g-boys and miss Relena Peacecraft. Heero trusts his emotions and does things according to them, Heero is so dedicated to his cause of defending the colonies he attempts to take him own life by self detonating his own Gundam during his battle with Zechs.

Name: Duo Maxwell
Sex: Male
Affiliation: Gundam Pilot
Age: 15
Ethnicity: American
Height: 156cm
Weight: 45kg
Eyes: Cobalt Blue
Hair Colour: Brown
Gundam (s): Deathscythe, Deathscythe Hell

Duo Maxwell is known as "Shigami" (translated into "God of death"). Duo Maxwell was brought up in a church by a nun and a priest on the colony L2. (hence why his clothes are that of a priest) Duo is the most cheery of the Gundam pilots and has the best sense of humour. After being sent to earth disguised as a shooting star during project meteor Duo beings to sabotage and destroy OZ troops with his Gundam. His first encounter with a another Gundam pilot was with Heero. Before Heero has a chance to shoot Relena, Duo stepped in and shot Heero in the arm and the leg.

Name: Trowa Barton
Sex: Male
Affiliation: Gundam Pilot
Age: 17
Ethnicity: Latin
Height: 160cm
Weight: 44kg
Eyes: Dark Green
Hair Colour: Brown
Gundam (s): Heavyarms, Vayeate

Trowa Barton known as "the silencer" is an acrobatic wonder. Trowa Barton was sent to earth disguised as a shooting star during project meteor, he also has the mission to seek out and destroy OZ military bases. Trowa is not his real name, but the name of the previous heavyarms pilot who died before he could become part of the fight against OZ. The Trowa we know took this name as he needed a new name. Before then he was known simply as "no name". During the series Trowa Barton joins the circus as a clown and assists Catherine Bloom in her knife throwing.

Name: Quatre Raberba Winner
Sex: Male
Affiliation: Gundam Pilot
Age: 15
Ethnicity: Arabian
Height: 156cm
Weight: 41kg
Eyes: Blue
Hair Colour: Platinum Blond
Gundam (s): Sandrock