A Mass of Christian Burial for Robert L. Belleau, 86, of Warren, who died May 5, was conducted Wednesday at St. Joseph R.C. Church with Fr. Richard Toohey officiating and cocelebrated by Fr. Walter Packard. A vigil service was conducted on Tuesday at Donald E. Lewis Funeral Home, Inc. Interment was at St. Joseph Cemetery with Erin Belleau, Emily Belleau, Natalie Belleau Cull, Lucienne Belleau, Eleanor Belleau, Victoria Belleau Thibodeaux, and Timothy R. Belleau serving as pallbearers and Michelle Belleau as Honorary Bearer.