Antti Niemi
Antti Niemi is the name of the following people:
- Antti Niemi (soccer player) (* 1972), Finnish soccer goalkeeper
- Antti Niemi (ice hockey player) (born 1983), Finnish ice hockey goalkeeper
- Antti-Jussi Niemi (* 1977), Finnish ice hockey player
- Antti Juhani Niemi (* 1956), Finnish theoretical physicist
