Oligarch may refer to:
Authority
* Oligarch, a member of an
oligarchy
Oligarchy (; ) is a conceptual form of power structure in which power rests with a small number of people. These people may or may not be distinguished by one or several characteristics, such as nobility, fame, wealth, education, or corporate, r ...
, a power structure where control resides in a small number of people
*
Oligarch (Kingdom of Hungary)
An oligarch or provincial lord ( hu, tartományúr; formerly the term ''petty king'' was also used) was a powerful lord who administered huge contiguous territories through usurping royal prerogatives in the Kingdom of Hungary in the late 13th and ...
, late 13th–14th centuries
*
Business oligarch, wealthy and influential businessmen
**
Russian oligarch
Russian oligarchs ( Russian: олигархи, romanized: ''oligarkhi'') are business oligarchs of the former Soviet republics who rapidly accumulated wealth in the 1990s via the Russian privatisation that followed the dissolution of the Sovi ...
, business oligarchs in the era of Russian privatization in the 1990s
**
Ukrainian oligarchs, business oligarchs after Ukrainian independence in 1991
Other uses
* ''
The Oligarchs
''The Oligarchs: Wealth and Power in the New Russia'' is a 2001 non-fiction book written by Pulitzer Prize-winning author and ''Washington Post'' contributing editor David E. Hoffman. The book chronicles events of the transitional period in Russ ...
'', a 2001 non-fiction book by David E. Hoffman
*
Oligarch planet
Following the discovery of the planet Neptune in 1846, there was considerable speculation that another planet might exist beyond its orbit. The search began in the mid-19th century and continued at the start of the 20th with Percival Lowell's ...
, hypothetical planets beyond Neptune
*
Old Oligarch, author of a "Constitution of the Athenians"
{{disambiguation