Apparel

• Olga Intimates, a line of intimate apparel produced by Warnaco Group, Inc. aimed at full-figured women.

Places

• Mount Olga (Kata Tjuta
  Kata Tjuta
  Kata Tjuta, sometimes written Tjuṯa , and also known as Mount Olga , are a group of large domed rock formations or bornhardts located about southwest of Alice Springs, in the southern part of the Northern Territory, central Australia...
  
  ), a mountain-like rock formation in central Australia

• Olga, Russia
  Olga, Russia
  Olga is an urban locality and the administrative center of Olginsky District of Primorsky Krai, Russia, situated on the Olga Bay of the Sea of Japan, northeast of Nakhodka. Population:...
  
  , an urban-type settlement in Primorsky Krai
• Olga Bay
  Olga Bay
  Olga Bay is a small bay in the Sea of Japan at the east coast of Primorsky Krai.Olga Bay was discovered in 1859 by the Russian corvette Amerika and named after Saint Olga....
  
  , a bay of the Sea of Japan in Primorsky Krai

• Olga, Florida
  Olga, Florida
  Olga is a census-designated place in Lee County, Florida, United States. The population was 1,398 at the 2000 census. It is part of the Cape Coral–Fort Myers Metropolitan Statistical Area.-Geography:Olga is located at ....
  
  , a census-designated place
• Olga, Washington
  Olga, Washington
  Olga is a waterfront unincorporated community on Orcas Island in San Juan County, Washington, United States. The community was named for the wife of its first postmaster....
  
  , a village on Orcas Island

• Olha, Manitoba
  Olha, Manitoba
  Olha, Manitoba is a Ukrainian community in Manitoba. It is located in the Rural Municipality of Rossburn....
  
  , a village

• Olga, Greece
  Olga, Greece
  Olga is a Greek settlement located about 70 km southwest of Patras, about 36 km north-northwest of Pyrgos, east of Andravida and Kyllini and southeast of Lechaina. Olga is connected with the road linking Tragano and Borsi. The GR-9 Olga (Greek: Όλγα) is a Greek settlement located about...
  
  , a settlement

Online

• OLGA, an acronym for Online Gamers Anonymous
  Online Gamers Anonymous
  On-Line Gamers Anonymous is a twelve-step program for recovery from video game addiction established as a non-profit organization in the United States. OLGA was founded by Elizabeth Woolley in 2002 after her son, Shawn Woolley, committed suicide while logged in to EverQuest...
  
  
• OLGA
  OLGA
  OLGA is an acronym for On-line Guitar Archive, the oldest internet library of guitar and bass tablature, or "tabs". Born from a collection of guitarist internet-forum archives, it has been a useful resource for musicians of all genres for over a decade....
  
  , an acronym for the On-Line Guitar Archive, an online resource for guitar chords and tablature

Other uses

• Olga Bay Larch
  Olga Bay Larch
  Olga Bay larch or Olgan larch is a species of larch. It is named after Olga Bay in the Sea of Japan.The distribution of the species includes Central Sikhote-Alin, rarely in North Korea and Heilongjiang, between 500 and 1100 meters in altitude.It's a deciduous coniferous tree, growing to 25–30...
  
  , a species of larch
• Organic Land Grid Array, a silicon layer or substrate between a microprocessor's die and interposer
• Olga (opera)
  Olga (opera)
  Olga is an opera in three-acts and eight scenes in singspiel form composed by Jorge Antunes with a libretto by Gerson Valle. It premiered at Theatro Municipal of Sao Paulo on October 14, 2006. It is based on the life of Olga Benário Prestes....
  
   (2006), by Jorge Antunes, based on the life of Olga Benário Prestes
• Olga (film)
  Olga (film)
  Olga is a 2004 Brazilian film directed by Jayme Monjardim. It was Brazil's submission to the 77th Academy Awards for the Academy Award for Best Foreign Language Film, but was not accepted as a nominee.-Sinopsys:...
  
  , a 2004 film directed by Jayme Monjardim and based on the life of Olga Benário Prestes
• Tropical Storm Olga
  Tropical Storm Olga
  The name Olga has been used for two tropical cyclone in the Atlantic Basin and ten tropical cyclones in the Pacific Ocean.Olga is used on the six-year lists in the Atlantic, where it replaced Opal:...
  
  , the name of several different storm systems
• 304 Olga
  304 Olga
  304 Olga is a large Main belt asteroid. It is classified as a C-type asteroid and is probably composed of carbonaceous material.It was discovered by Johann Palisa on February 14, 1891 in Vienna....
  
  , a main belt asteroid
• OLGA (technology)
  OLGA (technology)
  OLGA is a modelling tool for transportation of oil, natural gas and water in the same pipeline, so-called multiphase transportation. The name is short for “oil and gas simulator”. The main challenge with multiphase fluid flow is the formation of slugs in the pipelines, which causes large...
  
  , oil and gas simulator. A technology used for the transportation of oil, natural gas, and water in a single pipeline., a German coaster in service 1927-59