Ostrobothnia County (, ) was a

county A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...

of the Swedish Empire from 1634 to 1775. The county was split in 1755 to County of Vasa (, ) and County of Uleåborg (, ).

Maps

Governors

Melcher Wernstedt Melcher may refer to: Geography In the United States: * Melcher-Dallas, Iowa * Melcher Covered Bridge, Indiana People with the surname *Al Melcher (1884–1944), American racecar driver *Arturo Melcher (Borquez) (1921–2008), Chilean hammer thr ...

1635–1642 *

Hans Kyle Hans may refer to: __NOTOC__ People * Hans (name), a masculine given name * Hans Raj Hans, Indian singer and politician ** Navraj Hans, Indian singer, actor, entrepreneur, cricket player and performer, son of Hans Raj Hans ** Yuvraj Hans, Punjabi ...

1642–1648 (Vasa County) * Erik Soop 1644–1648 (Uleåborg County) *

1648–1650 *

Ture Svensson Ribbing Ture may refer to: Names *Ture (Zande character), a trickster character from North Central Africa Personal name * Ture Hedman (1895–1950), Swedish gymnast * Ture Malmgren (1851–1922), Swedish journalist and politician * Ture Nerman (1886–196 ...

1650–1654 *

Johan Graan Johan * Johan (given name) * ''Johan'' (film), a 1921 Swedish film directed by Mauritz Stiller * Johan (band), a Dutch pop-group ** ''Johan'' (album), a 1996 album by the group * Johan Peninsula, Ellesmere Island, Nunavut, Canada * Jo-Han, a manu ...

1654–1668 * Jacob Duwall 1668–1669 *

1669–1674 * Didrik Wrangel af Adinal 1674–1685 *

Gustaf Grass Gustav, Gustaf or Gustave may refer to: * Gustav (name), a male given name of Old Swedish origin Art, entertainment, and media * ''Primeval'' (film), a 2007 American horror film * ''Gustav'' (film series), a Hungarian series of animated short car ...

1685–1694 * Johan Nilsson Ehrenskiöldh 1694–1706 *

Johan Stiernstedt Johan * Johan (given name) * ''Johan'' (film), a 1921 Swedish film directed by Mauritz Stiller * Johan (band), a Dutch pop-group ** ''Johan'' (album), a 1996 album by the group * Johan Peninsula, Ellesmere Island, Nunavut, Canada * Jo-Han, a manu ...

1706 (acting) *

Lorentz Clerk Lorentz is a name derived from the Roman surname, Laurentius, which means "from Laurentum". It is the German form of Laurence. Notable people with the name include: Given name * Lorentz Aspen (born 1978), Norwegian heavy metal pianist and keyboar ...

1706–1720 *

Reinhold Wilhelm von Essen Reinhold is a German male given name. This German name is originally from "Reinold", composed of two elements. The first is from ''ragin'', meaning "the (Germanic) Gods" and ''wald'' meaning "powerful". This name was popularised by the ancient Ge ...

1720–1732 * Carl Henrik Wrangel af Adinal 1732 * Broor Rålamb 1733–1734 *

Carl Frölich Carl may refer to: * Carl, Georgia, city in USA * Carl, West Virginia, an unincorporated community *Carl (name), includes info about the name, variations of the name, and a list of people with the name * Carl², a TV series * "Carl", an episode of ...

1734–1739 *

Gustaf Creutz Gustav, Gustaf or Gustave may refer to: *Gustav (name), a male given name of Old Swedish origin Art, entertainment, and media * ''Primeval'' (film), a 2007 American horror film * ''Gustav'' (film series), a Hungarian series of animated short cart ...

1739–1746 *

Gustaf Abraham Piper Gustav, Gustaf or Gustave may refer to: *Gustav (name), a male given name of Old Swedish origin Art, entertainment, and media * ''Primeval'' (film), a 2007 American horror film * ''Gustav'' (film series), a Hungarian series of animated short cart ...

1746–1761 *

Gustaf von Grooth Gustav, Gustaf or Gustave may refer to: *Gustav (name), a male given name of Old Swedish origin Art, entertainment, and media * ''Primeval'' (film), a 2007 American horror film * ''Gustav'' (film series), a Hungarian series of animated short cart ...

1761–1762 *

Carl Sparre Carl may refer to: *Carl, Georgia, city in USA *Carl, West Virginia, an unincorporated community *Carl (name), includes info about the name, variations of the name, and a list of people with the name *Carl², a TV series * "Carl", an episode of tel ...

1763 *

Fredrik Henrik Sparre Fredrik is a masculine Germanic given name derived from the German name ''Friedrich'' or Friederich, from the Old High German ''fridu'' meaning "peace" and ''rîhhi'' meaning "ruler" or "power". It is the common form of Frederick in Norway, Finlan ...

1763 *

Lorentz Johan Göös Lorentz is a name derived from the Roman surname, Laurentius, which means "from Laurentum". It is the German form of Laurence. Notable people with the name include: Given name * Lorentz Aspen (born 1978), Norwegian heavy metal pianist and keyboar ...

1763–1774 *

Fredrik Magnus von Numers Fredrik is a masculine Germanic given name derived from the German name '' Friedrich'' or Friederich, from the Old High German ''fridu'' meaning "peace" and ''rîhhi'' meaning "ruler" or "power". It is the common form of Frederick in Norway, Finlan ...

1774 (acting) {{DEFAULTSORT:Ostrobothnia, County of Nyland Nyland 1634 establishments in Sweden 1775 disestablishments in Sweden