Possible Clues:

• Memorable cinematographer Nykvist
• Speed-skating champion Kramer
• Kristoff's reindeer companion in 'Frozen'
• Nordic name meaning 'young warrior'
• Name that becomes a number when "E" is added
• "Frozen" character with antlers
• Reindeer pal of Olaf the snowman
• Scandinavian, Sicilian, Vienna, English, and Nimzo openings
• Name that's a number missing a letter
• Speed skater Kramer with nine Olympic medals