A variant form of Sagwau is the name Sagwaw.
Sagwau is not widely used as a baby name for boys. It is not in the top 1000 names.
Baby names that sound like Sagwau include Sabba, Sabbah, Sacco (Dutch), Sacha (Russian and French), Sachey, Sachi, Sachiell, Sachy, Saeje, Saga, Sagaz, Sago, Sagwaw, Saha (Indian), Sahaj (Indian), Sahas, Sai, Saije, Sajag, and Saka.
† approx English pronunciation for Sagwau: S as in "see (S.IY)" ; AE as in "at (AE.T)" ; G as in "grin (G.R.IH.N)" ; W as in "we (W.IY)" ; OW as in "oak (OW.K)"