|High School:||Armenian State Institute of Physical Culture and Sport|
Khachatryan played in eight doubles matches with four different partners. In singles, Khachatryan finished 6-11 and went 3-3 in No. 6 singles.
Khachatryan trained at the Bruguera Tennis Academy in Spain and was coached by Fernando Luna and Sergi Bruguera, who is a former French Open Champion. He is a two-time Armenian Cup and Pan Armenian Games champion, and holds a professional ATP ranking in doubles. The #1-ranked Davis Cup player for Armenia in juniors and seniors took first place in 2017 Davis Cup competition.