Hans Ernst (sometimes Ernest) Kr°yer (31 January 1798 ľ 24 March 1879) was a Danish composer.
Kr°yer was born in Copenhagen and the son of Bernt Anker Kr°yer and Johanne Margrethe (nÚe Schr°der), as well as the brother of Henrik Nikolai Kr°yer.
He is best remembered as the composer of today's Danish national anthem Der er et yndigt land (There is a Lovely Country) in 1835, after lyrics by Adam Oehlenschlńger.
He became cantor at the Royal Singers of the Chapel of Christiansborg castle in Copenhagen in 1844.
Kr°yer died in Copenhagen.