The 23-year-old Argentinian hooker is set to join the Cherry and Whites to help bolster their hooking options, reported
Gloucestershire Live.
Montoya, who currently plays his rugby with the Jaguares in Super Rugby, is expected to join the club as early as December.
The prop is with Argentina at The Rugby Championship currently, where he is playing second fiddle to former Worcester skipper Agustin Creevy.