Olfert Fischer

Olfert Fischer
Lithograph of Olfert Fischer
Born(1747-08-04)4 August 1747
Copenhagen, Denmark
Died18 February 1829(1829-02-18) (aged 81)
Copenhagen, Denmark
Buried
Allegiance Denmark–Norway
Branch Royal Dano-Norwegian Navy
RankVice admiral
Battles / wars
RelationsOlfert Fas Fischer (father)

Vice-Admiral Johan Olfert Fischer (4 August 1747 – 18 February 1829) was a Danish naval officer. He commanded the Dano-Norwegian fleet against British forces under Lord Nelson during the Danish defeat at Copenhagen on 2 April 1801.