Mary Catherine Trejo, 63, of Lexington Park, MD and formerly of Clinton, MD, passed away on May 1, 2019 at MedStar St. Mary’s Hospital. Born August 19, 1955 in Washington, DC, she was the daughter of Nellie Catherine (Kline) Mawson and the late Joseph Harvey Mawson.  Mary graduated from Central High School.  She moved to St. Mary’s County in 1986 and was a homemaker. Mary was a member of the Life Community Church.

Mary is survived by her husband, John E. Trejo, Sr.; her mother, Nellie C. Mawson of Leonardtown, MD; her children, John E. Trejo, Jr. and Joseph E. Trejo both of Lexington Park, MD; and siblings, Pat Tippett of Lexington Park, MD, Debbie Smith of St. Leonard, MD and Steve Mawson of Lexington Park, MD.  She was preceded in death by her father, Joseph Harvey Mawson.