Jaco is an English and Portuguese contracted form of Jacob (Dutch, English, German, and Scandinavian).
Jaco is also a Portuguese variant transcription of James (English and Hebrew).
Jaco is uncommon as a baby name for boys. It is not listed within the top 1000 names. Among the group of boy names directly related to Jaco, Jacob was the most regularly used in 2015.
Baby names that sound like Jaco include Jacek (Polish), Jacus (Polish), Jaecee, Jaecey, Jaecy, Jascha (Russian), Jasiek (Polish), Jecis (Lithuanian), Jesous, Joco, Jokule, Joska (Hungarian), Jozek (Polish), Jozka (Czech), Jozo (Slavic), Juku (Estonian), Jussi (Finnish), Ukia, Ukiah, and Ulyc.
† Pronunciation for Jaco: Y as in "you (Y.UW)" ; AH as in "mud (M.AH.D)" ; K as in "key (K.IY)" ; OW as in "oak (OW.K)"