Elvira Bayakhmetovna Berend (née Sakhatova, born 19 September 1965) is a Kazakhstan-born Luxembourg chess player who holds the FIDE title of Woman Grandmaster (WGM).

In 1988, she took part in the USSR Women's Chess Championship final and finished in 12th place.

In 1995, Elvira Berend participated in Women's World Chess Championship Interzonal Tournament in Chişinău where she finished in 14th place.

She holds the unique distinction of winning the open (male) championship of her country three times.

As of July 2022, Berend is the second highest-rated player representing Luxembourg, behind IM Michael Wiedenkeller.