Jesper Grønkjær, Danish footballer
Jesper Grønkjær (Danish pronunciation: [ˈjespɐ ˈkʁɶnˌkʰeˀɐ̯]; born 12 August 1977) is a Danish former professional footballer.

A pacey winger, Grønkjær played primarily on the right or left wing, or as a second striker. He played a total 400 league games for a number of European clubs, most notably winning the 1999 Dutch Cup with Ajax Amsterdam and playing more than 100 games for English club Chelsea. Grønkjær ended his career with FC Copenhagen, winning four Danish Superliga titles with the club.

Grønkjær was capped 80 times for the Denmark national team from 1999 to 2010, scoring five goals. He played for his country at the World Cup in 2002 and 2010, as well as two European Championship tournaments. He was named 1995 Danish Under-19 Player of the Year.