when English is only one of them
If you grew up switching languages between home, school, and friends, there's a particular comfort in a partner who can switch with you. Oh My Person makes languages spoken a real, filterable profile field - not something you mention in a bio and hope someone reads.
Yes - on Oh My Person, languages spoken is a profile field and one of the Discover filters.
For many multilingual people it matters a lot - especially a language tied to family or childhood. It's not the only thing that predicts compatibility, but it's a reasonable thing to want to filter for.
Also see