| Kasper Søndergaard | |
| Fullname: | Kasper Søndergaard Sarup |
| Nationality: | Danish |
| Birth Date: | 9 June 1981 |
| Birth Place: | Skive, Denmark |
| Position: | Right back |
| Currentclub: | Skjern Håndbold (assistant coach) |
| Years1: | 1999–2003 |
| Clubs1: | Ikast-Bording |
| Years2: | 2003–2007 |
| Clubs2: | Aarhus GF |
| Years3: | 2007–2011 |
| Clubs3: | KIF Kolding |
| Years4: | 2011–2020 |
| Clubs4: | Skjern Håndbold |
| Nationalyears1: | 2004–2017 |
| Nationalteam1: | Denmark |
| Nationalcaps1: | 184 |
| Nationalgoals1: | 395 |
Kasper Søndergaard Sarup (born 9 June 1981) is a former Danish handball player for Skjern Håndbold and the Danish national team and current handball coach.
He is a double European champion, winning the 2008 and 2012 European Men's Handball Championship with the Danish national team. He also has three medals from the World Men's Handball Championship, a bronze in 2009 and two silver, in 2011 and 2013.[1]
Søndergaard started at Ikast fS, but his breakthrough came at AGF Håndbold, who he signed for in 2003. In 2005 he came second in the Danish league with AGF, before switching to KIF Kolding. Here he won the Danish League in 2009. In 2011 he switched to Skjern Håndbold, where he played out the last 11 years of his playing career.
After his playing career he has worked as the assistant coach for the Danish handball club Skjern Håndbold, and he has said that he aspires to become a head coach one day.[2]