Iyer notched up his third consecutive half-century in the series to guide India to a 3-0 series win over Sri Lanka.
The medium pacer picked up two quick wickets and returned the best figures for an Indian bowler in the third and final T20I.
The middle order of the Indian team played a crucial part in the team's victory, with Shreyas Iyer leading the charge.
Sri Lanka have named an 18-man squad, with Lahiru Thirimanne and Niroshan Dickwella coming back into the team.
Ishan Kishan roared back to form with a magnificent 89 as India thrashed Sri Lanka.
Senior India fast bowler Bhuvneshwar Kumar shone with the ball to restrict visitors to 137/6 in the first of three-match T20Is.
The Indian openers stitched together a stand of 111 runs to pile misery on Sri Lanka in the first of three match T20I series in Lucknow.
India opener Mayank Agarwal has been named in the 18-man squad for the Test series against Sri Lanka.
Wanindu Hasaranga will miss the entire T20I series against India as he tested positive for the coronavirus again.
Ajinkya Rahane and Cheteshwar Pujara will not feature in a Test for India after 10 years and 98 Tests.