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In all the world, Conostancio (Conostancio ) is a very rare masculine forename. The first name Conostancio is habitual in South-eastern Asia, particularly Philippines, where it is a very rare male name.
| VARIANT | COUNTRY |
|---|---|
| Conostancio | Philippines |
Abansa, Parcon, Gaitan, Rosales, Lamayan, Baculanlan, and Persivirancia