Exo-D.O

Real Name : Do Kyung Soo (도경수)
Stage Name : D.O. (디오)

Nickname : Heenjabuja (rich in whites) 

Super Power (Badge) : Earth

Birthplace : Goyang, Gyeonggi Province, South Korea

Date of Birth : January 12, 1993
Position : Main Vocalist
Nationality : Korean

Height : 173 cm 
Specialties : Singing, beat box

Blood Type : A

School : Baekseok High School

Family : Father, Mother, Elder Brother

Hobby : Interpreting Lyrics and Singing

Favorite Number : 1

Favorite Music : Pop

Favorite Food : Spaghetti

Favorite Color : Black

Favorite Movie : Fantasy Movie

Do Kyung Soo (도경수) or people knows as D.O. is member South Korean boyband EXO-K, EXO Korean subgroup. He was winning in a singing competition and cast into S.M. Entertainment through the S.M. Casting System in 2010. Before auditioning SM, he took up vocal lessons and such even. On January 30, 2012 D.O. was formally introduced as aEXO-K member. On February 24, 2012 D.O. appeared in the EXO trailer. Prolog single "What Is Love" is sung only by D.O. and Baekhyun, released on January 30, 2012.

D.O. shares room with Kai. He was the cleanest and the most organized member. His room is neatly piled and organized. He even sorts his shirts by colour and type. D.O. also interests in becoming a chef and mostly cooks for the members. He had motto 'Be Number One'. He is guy with quite personality and he had habits of humming songs.