Following link takes to the database (only in Finnish): https://h241.it.helsinki.fi/nimisto/index.cgi
Please note that the database still being supplemented.
The database contains various kind personal names collected from old documents and from field trips. The time span is from 15th to 21th century. The names are connected to following languages: South Estonian, Ingrian, Karelian, Meadow Mari, Hill Mari, Northern Sami, Seto, Finnish, Votic, Vepsian and Estonian.