See also the related category american.
Ottu is uncommon as a baby name for boys. It is not listed within the top 1000 names.
Baby names that sound like Ottu include Otoo, Otu, Otue, Aatu (Finnish), Atu (African), Odee, Odey (English), Otho (German), Otto (Czech, Dutch, English, Finnish, French, German, Italian, and Scandinavian), Ottwae, Ottwai, Ottway, Otwae, Otwai, Otway, Aadee, Aadey, Aadhey, Aadhi, and Aadhie.
† approx English pronunciation for Ottu: AA as in "odd (AA.D)" ; T as in "tee (T.IY)" ; UW as in "two (T.UW)"