Mrs. Donna J. Rochette, 39, of 39 Fosberg St. died yesterday at City Hospital.  She was the wife of Kenneth F. Rochette.  She was a member of St. Catherine of Sweden Church and Quinsigamond Mothers Club.  Besides her husband, she leaves six daughters, the Misses Kathy A., Karen M., Debora J., Donna M., Denise M. and Gail M. Rochette, all of Worcester; a brother, Charles M. Smith Jr. of Fountainville, Pa.; a sister, Dorsen J., wife of Joseph J. Buffone of Worcester; and her stepmother, Mrs. Helen G. Smith of Dennis.  She was born in Worcester, daughter of Charles F. and Anne F. (O'Neill) Smith. 

    The funeral will be held tomorrow from Lindquist Funeral Home, 36 Butler St., with a Mass at 10 am in St. Catherine of Sweden Church, 1 Wiser Ave.  Burial will be in Worcester County Memorial Park, Paxton.  Calling hours at the funeral home are 2 to 4 and 7 to 9 pm today.