Joseph J. Maura, Jr., often professionally credited as J.J. Maura, (June 16, 1949 – July 28, 2010) was an American television announcer and voiceover artist. Maura worked as the announcer for WCAU-TV, the NBC affiliate in Philadelphia, Pennsylvania, for twenty years. 
Joseph J. Maura Jr. was born in on June 16, 1949, in Fountain Hill, Pennsylvania, to parents, Joseph J. Maura, Sr. and Isabel C. (née Fuoco) Maura. He was raised in Hellertown, Pennsylvania. Maura graduated from Liberty High School in Bethlehem, Pennsylvania, in 1967.
Maura's career in television and radio began at several stations throughout the region, including WAEB in Allentown, Pennsylvania, KQV in Pittsburgh, WIP in Philadelphia, and QVC, based in West Chester, Pennsylvania. During his career, Maura's on-air names included Jim Lloyd, Jim Hamilton and J.J. Media. Maura joined WCAU in Philadelphia, where he worked as the station's main announcer for twenty years, until his retirement due to illness.
J.J. Maura died from cancer on July 28, 2010, in Lower Saucon Township, Pennsylvania, at the age of 61. He was survived by his wife, Lois (Deutsch) Maura; four children - Lisa, Ann, Russell and David; and 12 grandchildren.