Peter Nielsen may refer to:
- Peter Nielsen (botanist) (1829-1897), Danish botanist, mycologist and plant pathologist
- Peter Nielsen (footballer) (born 1968), Danish footballer
- Peter Meinert Nielsen (.born 1966), Danish road bicycle racer
- Peter Nielsen, air traffic controller for Bashkirian Airlines Flight 2937, murdered by Vitaly Kaloyev
- Peter Nielsen, contestant on series four of The Apprentice (Irish TV series)
Famous quotes containing the word peter:
“Peter Piper picked a peck of pickled pepper;
A peck of pickled pepper Peter Piper picked.
If Peter Piper picked a peck of pickled pepper,
Where’s the peck of pickled pepper Peter Piper picked?”
—Mother Goose (fl. 17th–18th century. Peter Piper picked a peck of pickled peppers (l. 1–4)