Kathmandu 9 is one of 10 parliamentary constituencies of Kathmandu District in Nepal.

This constituency came into existence on the Constituency Delimitation Commission (CDC) report submitted on 31 August 2017.

[1] Kathmandu 9 parliamentary constituency consists of wards 12, 14, 21 and 22 of Kathmandu Metropolitan City, wards 6, 7, 8, 9 and 10 of Nagarjun Municipality and wards 1, 12, 13, 14 and 15 of Chandragiri Municipality.

It encompasses the following Bagmati Province Provincial Assembly segment