Sergey Mkrtchyan (, born 26 June 2001) is a professional football player who plays for Urartu, and the Armenia national team.
Sergey Mkrtchyan is a graduate of Urartu. In 2019, the midfielder temporarily moved to the camp of the army club BKMA Yerevan, which plays in the Armenian First League, but in the summer of 2021 he returned to his native Urartu.
In 2022, Mkrtchyan became one of the nominees for the award of the Armenian Footballer of the Year
In February 2023, he sustaining a torn ACL, ruling him out from the end of the season. During rehabilitation, he suffered a recurrence of the same injury and was re-operated in early October 2023.
He represented Armenia at the 2019 UEFA European Under-19 Championship.
In September 2022, he received his first call-up to the Armenian senior national team for the UEFA Nations League matches against Ukraine and Republic of Ireland, respectively.
Mkrtchyan made his senior international debut for Armenia national team on 16 November 2022 in a friendly match against Kosovo, where he came in off the bench.