May 1966 in Otwock, Mazowieckie, Poland. She participated in the 1992 and 1996 Summer Olympics. Her personal long jump record is 6.96 meter set in 1994.
In Denmark she also participated in 60 metres, 100 metres and triple jump.
In 1983 as Renata Pytelewska she meet Lars Nielsen, — a Danish pole vaulter. She moved to Denmark and in 1988 she gave birth to their twins.
She got Danish citizenship in 1992. After retiring from athletics she has been physical coach for the Denmark women"s national football team, Dansk Sejlunion and the football team of AGF.