A 70-year-old pastor was charged with two counts of rape and one count of indecent assault of his 25-year-old housekeeper.
The man was among 20 people charged with 47 separate incidents of serious sexual crime last month.
In a statement, the Office of the Director of Public Prosecutions (ODPP) said there were 32 incidents of rape, two of defilement, four of indecent assault and nine of sexual assault.
Of the 20 people charged, ODPP said two were 17 years old and were charged with four counts of rape of their 13-year-old cousin.
ODPP said a 71-year-old man was charged with the rape of his 12-year-old grandniece, while in another incident, a 63-year-old man was charged with the rape and sexual assault of his 15-year-old niece.
It also said there were 18 victims of whom 10 were under the age of 18 years and 13 incidents where the victims and the accused were related to one another.
In another incident, a 19-year-old man was charged with the rape and sexual assault of his eight-year-old cousin and a 69-year-old man was charged with the rape of his 64-year-old former de facto partner, however, this matter was discontinued because of insufficient evidence.