| Bertilda Samper Acosta | |
| Pseudonym: | Berenice |
| Birth Name: | Bertilda Samper Acosta |
| Birth Date: | 31 July 1856 |
| Birth Place: | Bogotá, Cundinamarca, New Granada |
| Death Place: | Bogotá, Cundinamarca, Colombia |
| Occupation: | Nun |
| Language: | Spanish |
| Nationality: | Colombian |
| Period: | 1880—1910 |
| Genre: | Lyric poetry |
| Subject: | Devotionals |
| Notableworks: | Novena de Aguinaldos |
| Portaldisp: | yes |
Sister María Ignacia, OSC, born Bertilda Samper Acosta (31 July 1856 - 31 July 1910)[1] was a Colombian Poor Clare nun, poet and writer. She was the daughter of José María Samper Agudelo and Soledad Acosta Kemble, both renowned writers and journalists of their time in Colombia.
Although most of her poetry has remained unpublished, she is known for her revision and expansion of the novena of aguinaldos,[2] [3] a popular devotional novena of Advent during the Christmas season in Colombia, also popular in Ecuador and Venezuela.