Western Asset Mortgage Defined Opportunity Fund Inc. announced distribution from short-term capital gains of $0.1789 per common share, a distribution from long-term capital gains of $0.2665 per common share and a distribution from income of $0.0546 per common share for December 2017, payable on January 26, 2018. Record date is December 29, 2017. Ex date is December 28, 2017. These distributions are in addition to the previously declared income distribution of $0.2250 per common share payable December 29, 2017 to shareholders of record as of December 22, 2017.