Hayko Mko (Armenian: Հայկո Մկո) was an Armenian comedian duo made up of Hayk Marutyan (known as Hayko) and Mkrtich Arzumanyan (known as Mko). They are best known from Kargin Haghordum and Kargin Serial, two popular comedy shows starring Hayko and Mko as main actors. Currently, they do not work together.