Jacob Aagaard (born July 31, 1973) is a Danish-born Scottish Grandmaster of chess who won the 94th British Championship in 2007. He is Scotland's second highest ranked player as of January 2010, with an Elo rating of 2538. In 2004, he took second place in the Scottish Chess Championship. In 2005, he took first place in the Scottish Championship, but was not a British citizen. The title went to Craig Pritchett. He is also a chess author and co-owner of Quality Chess, a chess publishing house.