Submitted Place Names Starting with O

OʻAHU (Island) Hawaiian
Meaning unknown. Legend says that a Polynesian navigator who discovered the Hawaiian islands named it after his daughter. This is the third largest and most populated island in Hawaii. The state capital Honolulu is located on this island.

OAKLAND (Settlement) English
This is name of places in the United States and Canada (including the one in California).... [more]

OBALA BJELOKOSTI (Country) Croatian
Croatian form of Ivory Coast.

OBAN (Settlement) Scottish
An t-Òban in Scottish Gaelic meaning ''The Little Bay''.

OCEANIA (Region) English
A geographic region in the southern hemisphere consisting of several nations, including Australia and New Zealand. The name is ultimately derived from Greek ὠκεανός (ōkeanós) ”ocean”.

ODENSE (Settlement) Danish
From Old Norse Óðinn's vé meaning "Odin's sanctuary". This is the 3rd largest city in Denmark and the birthplace of Hans Christian Andersen (1805-1875), the author of fairy tales such as 'The Little Mermaid' (1837), and 'The Snow Queen' (1844).

ODESSZA (Settlement) Hungarian
Hungarian form of Odessa.

ÖFÖ (Settlement) Bashkir
Bashkir form of Ufa.

OHIO (Political Subdivision) English (American)
Name of a state in the United States, originally used of the river, from Seneca ohi:yo "good river".

OKLAHOMA (Political Subdivision) English (American)
Name of a state in the United States, from Choctaw okla "people" "tribe" "nation" + homma "red".

OLGYA (Other) Hungarian

OLIKA (Other) Hungarian
Hungarian form of Olyka.

OLISIPO (Settlement) Ancient Roman
Ancient name of Lisboa used while the city were a part of the Roman Empire. Probably derived from the name Odysseus.

OMAN (Country) English, Croatian
The name of the Country in the Middle East. Oman, a nation on the Arabian Peninsula, has terrain encompassing desert, riverbed oases and long coastlines on the Persian (Arabian) Gulf, Arabian Sea and Gulf of Oman... [more]

ONGA (Settlement) Hungarian

ONTARIO (Region) English

ØPPLAND (Political Subdivision) Norwegian
From the Old Norse upp meaning "up, upper" and lǫnd meaning "lands." The inner regions of Norway were called Upplǫnd in Norse times.... [more]

ORAN (Settlement) English
Derived from Berber hr meaning "lion", believed to be bestowed to the city when lions were spotted in 900 BC. Oran is a port city in northwest Algeria and the second largest city after Algiers.

ORCADIA (Island) Medieval, Ancient Celtic (Latinized)
A medieval name for the Orkney Islands, the famous archipelago of the northwest coast of Scotland. It comes from the Roman name Orcades which was probably derived from Celtic *forko- "young pig"... [more]

ORDA (Other) Russian

ORDAS (Settlement) Hungarian

ÖREBRO (Settlement) Swedish
Combination of Swedish ör, an archaic word meaning "gravel", and bro "bridge. ... [more]

OREGON (Political Subdivision) English (American)
Name of a state in the United States, from the name of a large river in the west of North America, possibly from Algonquin wauregan "beautiful".

OREGON TRAIL (Other) English (American)
Trail in Oregon, USA.

ORLANDO (Political Subdivision) English
Name of a city in Florida, named in honor of Orlando Reeves who died in 1835 during a supposed attack by Seminoles in the Second Seminole War.

ORMÁND (Other) Hungarian

ORTA (River) Italian

ORUSIYA (Country) Kyrgyz
Kyrgyz form of Russia.

OSIJEK (Settlement) Croatian
Osijek is the fourth largest city in Croatia... [more]

OSLO (Settlement) Norwegian
Meaning uncertain. It was originally the name of a farm in Bjørvika, a neighborhood in present-day Oslo.

ÖSTERGÖTLAND (Region) Swedish
A county (län) and historical province in Sweden. Östergötland means "Eastern Götaland". ... [more]

ØSTERSJØEN (Body of Water) Norwegian (bokmål)
Means "the eastern sea" in Norwegian. This is the Norwegian name for the Baltic sea.

ÖSTERSJÖN (Body of Water) Swedish
Means "the eastern sea" in Swedish. This is the Swedish name for the Baltic sea.

ØSTFOLD (Political Subdivision) Norwegian
From the old name of the Olsofjord fold and the Norwegian word øst. The name means, "the region east of the fold."... [more]

OSTRAVA (Other) South American
Place name

OUARZAZATE (Settlement) Morocco

ÖZBEKSTAN (Country) Kazakh, Kyrgyz
Kazakh and Kyrgyz form of Uzbekistan.