Mattoo, also spelled Mattu, is a Kashmiri clan and surname.[1][2][3] They are native to the Kashmir Valley within the Jammu & Kashmir, India.
Notable people who bear the name, but are not necessarily associated with the clan, include:
Meaning of surnames found on the Kashmiri Pandit tree: Bakaya, Sapru, Bakshi, Munshi, Wazir, Chalkbast, Bhan, Langar or Langroo, Wattal, Bazaz, Taimini, Mattu, Chak, Zalpuri, Khar, Hazari, Zutshi, Razdan, Tikhu, Kathju, sopori, Thussoo, Haksar, Raina, Waloo or Wali, Wantu/Wanchu, Gamkhwar, Kakh, Mushran, Sharga, Handoo, Gurtu, Kitchlu, and Ganjoo.
One would come across among Muslims of Kashmir any number of surnames that are equally common among the Pandits. Among these are Bhat, Raina, Nath, Langoo, Malla, Bazaz, Saraf, Munshi, Watal, Wali, Khar, Shangloo, Nehru, Gagar, Kharoo, Aga, Jalali, Peer, Pandit, Parimoo and Mattoo.