Renfrew rhymes with:
andreu, andrew, carew, chesebrough, curcuru, deroo, ecru, erburu, hebrew, huairou, kakumaru, kanemaru, kennebrew, killebrew, kinnebrew, landrieu, larew, lerew, majrooh, masaru, minoru, mitsuru, muldrew, mulgrew, noboru, petru, pettigrew, shigeru, shugrue, sugrue, sukru, toru, toshiharu, unrue, unruh
Renfrew sounds like:
remember, remover, rempfer, renfro, renfroe, renfrow