Henrik Danielsen is an Icelandic-Danish chess grandmaster. He was born on January 23, 1966, in Copenhagen, Denmark. He attained the title of International Master in 1989 and secured the title of Grandmaster in 2009.
In terms of national championships, Danielsen won two Icelandic Chess Championships, first in 1995, then later in 1999. Additional competitive successes include victories in the Copenhagen Chess Championship and VISA Nordic Grand Prix, both taking place in the late 1990s.
Danielsen is known for his particular affinity towards the Polar Bear System (also known as the Accelerated Danish), an offbeat opening sequence that focuses on positional and tactical flexibility.
Danielsen is recognized for his strong expertise in rapid and blitz formats of chess, demonstrating excellent results in both national and international tournaments in these formats.