See also the related category hebrew.
Yaaqov is not commonly used as a baby boy name. It is not in the top 1000 names.
Baby names that sound like Yaaqov include Yackiv, Yacoub, Yacov, Yakeeve, Yakeiv, Yakeive, Yakieve, Yakiv (Ukrainian), Yakive, Yakob, Yakov (Russian, Hebrew, and Slavic), Yakup (Turkish), Yashiv (Hebrew), Yashuv (Hebrew), Yogev (Hebrew), Yosef (Arabic and Hebrew), Yosif (Slavic), Yosip, Yosipe, and Yosyp (Ukrainian).
† approx English pronunciation for Yaaqov: Y as in "you (Y.UW)" ; AA as in "odd (AA.D)" ; AE as in "at (AE.T)" ; K as in "key (K.IY)" ; OW as in "oak (OW.K)" ; V as in "vow (V.AW)"