Gibbons rhymes with:
bibbins, gibbins, gribbins, bibbins, cobbins, dobbins, dobyns, gibbins, gribbins, gubbins, hobbins, robbins, rubin's, sabins, stebbins, stubbins
Gibbons sounds like:
g'vanni's, gabbing, gaping, gapinski, gasping, gaufman's, geving, gibbens, gibbins, gibian's, giovanni's, giovenco, giovinazzo, givenchy, givenness, givens, givens's, giving, givins, goffman's, goofing, gosbank, gossiping, gubbins