| Institute or Society (Pontifical Right) | Members |
| 1 | F.M.A. | Salesian Sisters of Don Bosco | 10,508 |
| 2 | O.C.D. | Discalced Carmelite Sisters | 8,838 |
| 3 | F.C.C. | Franciscan Clarist Congregation | 6,960 |
| 4 | C.M.C. | Congregation of the Mother of Carmel | 6,300 |
| 5 | O.S.C. | Order of Saint Clare (Poor Clares) | 5,814 |
| 6 | M.C. | Missionaries of Charity | 5,162 |
| 7 | F.M.M. | Franciscan Missionaries of Mary | 4,796 |
| 8 | S.A.B.S. | Sisters of the Adoration of the Blessed Sacrament (Adoration Congregation) | 4,626 |
| 9 | S.P.C. | Congregation of the Sisters of Saint Paul of Chartres | 4,260 |
| 10 | O.S.B. | Order of Saint Benedict (Benedictine Nuns) | 3,154 |
| 11 | S.C.C.G. | Sisters of Charity of Saints Bartolomea Capitanio and Vincenzia Gerosa (Sisters of Maria Bambina) | 3,102 |
| 12 | S.Sp.S. | Missionary Sisters Servants of the Holy Spirit | 2,797 |
| 13 | F.d.C.C. | Canossian Daughters of Charity (Canossians) | 2,039 |
