Multi-language support is one of the super-cool features of Salesforce, our chosen platform. Here is the user interface with default field labels in French (custom fields to come).
We can select the desired primary language for each user independently.
For picklist (drop-down) values, we can assign both English and French values to each option:
Get in touch with us or Live Chat to discuss how we can enable your diocesan staff to maintain a healthy database model in order to serve the faithful better.