Nicky Koskoff ('Rugrat') is a real person portrayed by P.J. Byrne in the movie The Wolf of Wall Street (based on a true story).
When the movie was released in 2013, P.J. Byrne was 39 years old.
The character of Nicky Koskoff ('Rugrat') is mainly associated with Alden Kupferberg ('Sea Otter'), Toby Welch and Chester Ming.
