From en.wikipedia.org:
[wiktionary] GRUFF may refer to:
- GRUFF , harsh and surly in nature and/or tone of voice
- GRUFFS , servants of the Summer Faerie Court in Jim Butcher's _The Dresden Files_ series
- THE THREE BILLY GOATS GRUFF , Norwegian folk-tale _The Three Billy Goats Gruff_
- GRUFF , a character in Legend of the NeverBeast from Disney
- GRUFF , a diminutive of Welsh name Gruffudd
[disambig]