He won 14 caps and scored one goal for the Danish national team, and represented Denmark at the 1992 Summer Olympics.

After retirement he moved into presenting football coverage, later branching out to host the Danish TV versions of Gladiators and I'm a Celebrity...Get Me Out of Here!.

[1] Kjeldbjerg started playing football lower-league clubs Holstebro Boldklub and Viborg FF, before moving to Danish top-flight team Silkeborg IF.

Eighty years after Nils Middelboe made his Chelsea debut in 1913, Kjeldbjerg became the second Dane to play for the club.

He played in the 1993 Artemio Franchi Trophy game against Argentina, where he was praised for his effective marking of Argentinian playmaker Maradona.