Firmin
  m.
  
  Latin Firminus, a diminutive of Latin firmus 'firm, strong'.
  
  
  
  The name of a 3rd C saint.
 
  
  
  Fremin is a Norman and Picard form.  For more information, see Morlet, s.n. Fremin.
 
  
- France
- 
- Latin
- ● 1163 Firmino (abl) clairvaux-12thc 104;
 1301 Firmini (gen) MemPic-vol17 p. 178,
 Firmino (abl) ibid. p. 245,
 Firminus (nom) ibid. p. 176;
 1378 Firmino (dat) hanquetvol1 811
- Old French
- ● 1301 Fermin (obl) MemPic-vol17 p. 234,
 Fermins (nom) ibid. p. 234,
 Fremin ibid. p. 232,
 Fremins (nom) ibid. p. 234;
 1313 Fremin Paris1313 p. 50
- Middle French
- ● 1388 Fremin thierry;
 1392 Fremin MemBret-II col. 599;
 1421 Fremin favier 579
 
Cite as: J. Uckelman, S.L. Uckelman. "Firmin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Firmin.