LONDON, Feb 8 (Reuters) - David Jones, the former executive chairman of collapsed British retailer JJB Sports, has been charged with forgery and making misleading statements to the market, the Serious Fraud Office said on Friday. In a statement the SFO said Jones, executive chairman of JJB between January 2009 and January 2010, was charged with two offences of making a misleading statement and one offence "of using a false instrument."