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Arseniy Yatsenyuk (Арсеній Петрович Яценюк)
Arseniy Yatsenyuk (Арсеній Петрович Яценюк), Ukrainian politician and economist, twice prime minister (2014–2016) after the Euromaidan Revolution; earlier foreign minister, economy minister, and parliament speaker; resigned April 2016.
Arsennaria
Arsennaria (Arsenaria, Arsinna in Mela), Roman town in Mauretania Caesariensis at Sidi bou Ras, Algeria, between Cartenna and Quiza; Latin rights per Pliny, colonia by 2nd century AD, bishop's seat in the 482 list, later a Catholic titular see.
Arsenopyrite
Arsenopyrite, historically called mispickel, is an iron arsenic sulfide mineral (FeAsS), the most abundant ore mineral of arsenic. It occurs in hydrothermal veins and is commonly associated with gold.
Arseny Matseevich
Arseny Matseevich (Арсений Мацеевич), born in 1697, was a Russian Orthodox metropolitan of Rostov who opposed Catherine II's secularization of church lands and died in confinement in 1772.
Arseny Sukhanov
Arseny Sukhanov (Арсений Суханов), born Anton Putilin, was a 17th-century Russian monk and diplomat whose reports on Greek church rites fed Patriarch Nikon's liturgical reforms; he died in 1668.
Arshad Desai
Arshad Desai is an American cell biologist at UC San Diego who studies how cells distribute their chromosomes accurately during division, defining the kinetochore's core microtubule-binding network in C. elegans.
Arshad Nadeem
Arshad Nadeem, Pakistani javelin thrower from Mian Channu; Paris 2024 Olympic gold with 92.97 m Olympic record, 2022 Commonwealth Games champion, 2023 world silver, first Pakistani Olympic athletics medal.
Arshad Sharif (ارشد شریف)
Arshad Sharif (ارشد شریف), Pakistani investigative TV journalist and ARY News anchor, Pride of Performance 2019, shot dead by Kenyan police near Nairobi on 23 October 2022 after fleeing Pakistan; investigations found a targeted killing.
Arshad Warsi
Arshad Warsi (अरशद वारसी), born 1968 in Bombay, is an Indian Hindi-film actor, producer, and singer. Best known as Circuit in Munna Bhai M.B.B.S. (2003) and Lage Raho Munna Bhai (2006), he won a 2007 Filmfare Best Comic Actor award and also starred in Ishqiya, Jolly LLB, and Asur.
Arshak Chobanian
Arshak Chobanian, also known as Arshag Tchobanian, was an Armenian writer, critic, and journalist (1872–1954) who lived in Paris, founded the journal Anahit, and defended the Armenian national cause in Europe.
Arshak II
Arshak II, also known as Arsaces, was king of Armenia Magna from about 350 to 367/8, recognized by Shapur II after his father Tiran was blinded.
Arshak III
Arshak III, also rendered Arsaces III or Ardashes III, was the last Arsacid king of Roman Armenia, ruling from 378 as co-king with his brother Vologases until his death around 390.
Arsham Amirikian
Arsham Amirikian was a civil and structural engineer who served as head designing engineer of the U.S. Navy Bureau of Yards and Docks and designed Cold War protective structures.
Arshdeep Singh (ਅਰਸ਼ਦੀਪ ਸਿੰਘ) (cricketer)
Arshdeep Singh (ਅਰਸ਼ਦੀਪ ਸਿੰਘ), Indian left-arm medium-fast bowler for Punjab and Punjab Kings, India T20I debut 2022, 2024 T20 World Cup winner, death-overs and yorker specialist with 100 T20I wickets by September 2025.
Arshed A. Quyyumi
Arshed A. Quyyumi is a British-trained cardiologist, professor of medicine, and director of the Emory Clinical Cardiovascular Research Institute, known for showing coronary endothelial dysfunction predicts cardiovascular events.
Arshi Khan
Arshi Khan (अर्शी खान) is an Indian actress and reality-TV personality, a Bigg Boss 11 (2017) contestant and season 14 challenger, Hindi film debut Trahimam (2022) as Champa, and a 2024 Bhojpuri Andaaz remake with Khesari Lal Yadav.
Arshile Gorky
Arshile Gorky, born Vostanik Manoug Adoian (1904 to 1948), was an Armenian-born American painter who linked European surrealism with abstract expressionism, becoming a pivotal figure in American modernism.
Arsi Harju
Arsi Harju (born 1974, Kurikka, Finland), nicknamed Kulta-Arsi, is a Finnish shot putter who won Olympic gold at Sydney 2000 with 21.29 m, Finland's first shot put title in 80 years, plus 2001 World bronze.
Arsi Zone
Arsi Zone, Oromia Region, southeastern Ethiopia; capital Asella; 20,982 km², about 3.2 million people; highland wheat-belt zone of smallholder cereal and livestock farming facing drought and land fragmentation.
Arsia Chasmata
Arsia Chasmata: IAU-named (1991) collapsed volcanic chasma on the northeastern flank of Arsia Mons, Mars, at 7.5°S, 119.3°W, about 81-97 km across, with CRISM-detected serpentine indicating aqueous alteration.
Arsia Mons
Arsia Mons is an extinct shield volcano on Mars, the southernmost of the three Tharsis Montes, rising about 20 km, more than twice the height of Mount Everest.
Arsia Sulci
Arsia Sulci is a 500-km-wide region of subparallel furrows and ridges (sulci) on Mars, west of Arsia Mons in Tharsis, IAU-approved in 1991 from the albedo name Arsia Silva.
Arsine
Arsine (arsane, AsH3) is a colorless, highly toxic, flammable gas with a mild garlic odor, used as a dopant in semiconductors and causing red blood cell destruction.
Arsinoe I
Arsinoe I, also Arsinoë I, was a Ptolemaic queen of Egypt, daughter of Lysimachus of Thrace and first wife of Ptolemy II, exiled to Coptos in the 270s BC.
Arsinoe II
Arsinoe II, also known as Arsinoë II Philadelphus, was a Ptolemaic queen who married her brother Ptolemy II and was later worshipped as a goddess.
Arsinoe III
Arsinoe III (Arsinoë III) was a Ptolemaic queen of Egypt, wife of her brother Ptolemy IV and mother of Ptolemy V, murdered in 204 BC.
Arsinoe IV
Arsinoë IV (Arsinoe IV), Ptolemaic princess, daughter of Ptolemy XII and younger half-sister of Cleopatra VII; briefly queen in the Alexandrian War, paraded in Caesar's 46 BCE triumph, murdered at Ephesus in 41 BCE; the Octagon tomb identification was disproven in 2025.
Arsinoe of Macedon
Arsinoe of Macedon (Arsinoe of Macedonia) was a 4th-century BC Macedonian woman, said to have been a concubine of Philip II, wife of Lagus, and mother of Ptolemy I Soter.
Arsinoe/Taucheira
Arsinoe/Taucheira (Teuchira, modern Tocra, Libya), a Greek port of the Cyrenaican Pentapolis, renamed Arsinoe under the Ptolemies, a Roman colony, Byzantine stronghold until 645.
Arsinoes Chaos
Arsinoes Chaos is a 200 km diameter chaos terrain in the Margaritifer Sinus quadrangle of Mars, east of Valles Marineris, adjacent to Pyrrhae Chaos; its collapse is attributed to volcano-tectonic processes such as piecemeal caldera collapse, with no outflow channels.