Gattis is a surname and it may refer to:
Dan Gattis (born 1967), American politician Evan Gattis (born 1986), American baseball player Josh Gattis (born 1984), American football player Keith Gattis (born 1970), American country music artist Lynn Gattis (born 1957), American politician Mark Gatiss, English actor and writer
See also Gatti's, a Southeastern United States pizza-buffet chain