| Institute or Society (Pontifical Right) | Members |
| 1 | F.M.A. | Salesian Sisters of Don Bosco | 11,001 |
| 2 | O.C.D. | Discalced Carmelite Sisters | 9,013 |
| 3 | F.C.C. | Franciscan Clarist Congregation | 7,088 |
| 4 | C.M.C. | Congregation of the Mother of Carmel | 6,230 |
| 5 | R.M.I. | Religious of Mary Immaculate (Claretian Missionary Sisters) | 5,929 |
| 6 | M.C. | Missionaries of Charity | 5,193 |
| 7 | F.M.M. | Franciscan Missionaries of Mary | 5,058 |
| 8 | S.A.B.S. | Sisters of the Adoration of the Blessed Sacrament (Adoration Congregation) | 4,544 |
| 9 | S.C.C.G. | Sisters of Charity of Saints Bartolomea Capitanio and Vincenzia Gerosa (Sisters of Maria Bambina) | 3,288 |
| 10 | S.Sp.S. | Missionary Sisters Servants of the Holy Spirit | 2,796 |
| 11 | F.d.C.C. | Canossian Daughters of Charity (Canossians) | 2,127 |
| 12 | O.P. | Order of Preachers (Dominican Nuns) | 2,029 |
