The 2003 Samsung Open was a men's tennis tournament played on grass courts at the Nottingham Tennis Centre in Nottingham in England and was part of the International Series of the 2003 ATP Tour. The tournament ran from 16 June through 22 June 2003. Greg Rusedski won the singles title.
Greg Rusedski defeated Mardy Fish 6–3, 6–2
- It was Rusedski's only title of the year and the 16th of his career.
Bob Bryan / Mike Bryan defeated Joshua Eagle / Jared Palmer 7–6(7–3), 4–6, 7–6(7–4)
- It was Bob Bryan's 3rd title of the year and the 12th of his career. It was Mike Bryan's 3rd title of the year and the 14th of his career.