Family name origins & meanings
- Perhaps Irish, an Anglicized form of Gaelic Ó Tiomáin (see Timmons).
- Alternatively perhaps Norwegian, a topographic name for someone who lived where wild thyme grew, from timian ‘thyme’.
- Variant spelling of German Thimian, a metonymic occupational name from thymus ‘thyme’ for an herb and spice grocer.