Jacq is not popular as a baby name for boys. It is not listed within the top 1000 names. Among the group of boy names directly related to Jacq, Jack was the most frequently used in 2012.
Baby names that sound like Jacq include Jaque, J, J., Jaac, Jac (Welsh), Jace (English), Jach (Czech and Polish), Jack (English and Dutch), Jacke, Jacks, Jacs, Jae (English, Korean, and Indian), Jag, Jah, Jaice, Jaik, Jaike, Jak, Jake (English and Hebrew), and Jakeh (English).
† approx English pronunciation for Jacq: JH as in "joy (JH.OY)" ; AA as in "odd (AA.D)" ; K as in "key (K.IY)"