A universal holder for fusion splice connector bodies fits any of several standard styles of connector body to variety of different fusion splicer machines. The holder is formed of a block of solid material with a longitudinal cutout formed of a series of of generally semiicylindrical recesses and generally cylindrical lands with one or more square cutouts. The recess and lands are coaxially arranged so as to accommodate the various styles of connector bodies. The body also has locating features, including locating cutouts extending up from a bottom side, to accommodate locating structure of an associated fusion splicer machine. These locating cutouts may accommodate pin and slot, offset pin or parallel pin arrangements.