The 2006 Nottingham Open, also known as red letter DAYS Open- Nottingham for sponsorship reasons, was the 2006 edition of the Nottingham Open men's tennis tournament and played on outdoor grass courts. The tournament was part of the International Series of the 2006 ATP Tour. It was the 17th edition of the tournament and was held from 19 June through 24 June 2006. Richard Gasquet won the singles title.
See main article: 2006 Nottingham Open – Singles. 
Richard Gasquet defeated 
Jonas Björkman 6–4, 6–3
See main article: 2006 Nottingham Open – Doubles. 
Jonathan Erlich / Andy Ram defeated 
Igor Kunitsyn / Dmitry Tursunov 6–3, 6–2