# Maciej

Maciej (Polish pronunciation:) is a Polish given name, the etymological equivalent of Matthias. Its diminutive forms are Maciek, Maciuś.
Namedays according to Polish calendar: 30 January, 24 February, 14 May
Maciej may refer to:

## Arts and entertainment

* Maciej Cieślak (born 1969), Polish guitarist and songwriter
* Maciej Dunal (1953–2014), Polish actor and singer
* Maciej Fortuna (born 1982), Polish jazz trumpeter, composer and musical educator
* Maciej Jachowski (born 1977), Polish actor
* Maciej Kozłowski (1957–2010), Polish actor
* Maciej Łukaszczyk (1934–2014), Polish pianist
* Maciej Maleńczuk (born 1961), Polish singer, guitarist and poet
* Maciej Małecki (born 1940), Polish composer and pianist
* Maciej Musiał (born 1995), Polish actor
* Maciej Silski (born 1976), Polish singer
* Maciej Stuhr (born 1975), Polish actor, comedian and impressionist
* Maciej Ślesicki (born 1966), Polish director and screenwriter, co-founder of the Warsaw Film School.
* Maciej Wojtyszko (born 1946), Polish film director, screenwriter and fiction author
* Maciej Zembaty (1944–2011), Polish artist, writer, journalist, singer, poet and comedian

## Politics

* Maciej Giertych (born 1936), Polish dendrologist and social conservative politician
* Maciej Golubiewski (born 1976), Consul General of the Republic of Poland in New York City
* Maciej Górski (1944–2020), Polish politician
* Maciej Nowicki (born 1941), Polish politician, manager and scientist
* Maciej Płażyński (1958–2010), Polish politician and marshal of the Sejm
* Maciej Rataj (1884–1940), Polish politician and writer
* Maciej Świątkowski (born 1950), Polish politician, former member of the Sejm and the Senate

## Sports

* Maciej Bębenek (born 1984), Polish footballer
* Maciej Bielecki (born 1987), Polish cyclist
* Maciej Bodnar (born 1985), Polish road racing cyclist
* Maciej Bydliński (born 1988), Polish alpine skier
* Maciej Dąbrowski (born 1987), Polish footballer
* Maciej Gajos (born 1991), Polish footballer
* Maciej Gębala (born 1994), Polish handball player
* Maciej Górski (born 1990), Polish footballer
* Maciej Hreniak (born 1989), Polish swimmer
* Maciej Iwański (born 1981), Polish footballer
* Maciej Janowski (born 1991), Polish speedway rider
* Maciej Jewtuszko (born 1981), Polish mixed martial artist
* Maciej Korzym (born 1988), Polish footballer
* Maciej Kot (born 1991), Polish ski jumper
* Maciej Lampe (born 1985), Polish basketball player
* Maciej Pałyszko (born 1978), Polish hammer thrower
* Maciej Piaszczyński (born 1989), Polish speedway rider
* Maciej Pospieszyński, Polish glider aerobatic pilot
* Maciej Rybus (born 1989), Polish footballer
* Maciej Skorża (born 1972), Polish football manager
* Maciej Śliwa (born 2001), Polish footballer
* Maciej Staręga (born 1990), Polish cross-country skier
* Maciej Szczęsny (born 1965), Polish footballer
* Maciej Urbańczyk (born 1995), Polish footballer
* Maciej Zieba (born 1987), Polish-German footballer
* Maciej Żurawski (born 1976), Polish footballer
* Maciej Kowalczyk (born 2002), Polish-American hockey player and expert computer scientist

## Other

* Maciej Cegłowski, Polish-American web developer and writer, owner of the bookmarking service Pinboard
* Maciej Aleksy Dawidowski (1920–1943), Polish anti-Nazi resistance fighter
* Maciej Dziewoński (died 1794), Polish priest and Russian spy
* Maciej Franz (born 1969), Polish historian
* Maciej Ganczar (born 1976), Polish literary scholar
* Maciej Kranz (born 1964), Polish-American Silicon Valley executive
* Maciej Kuroń (1960–2008), Polish chef, culinary publicist and journalist
* Maciej Łubieński (1572–1652), primate of Poland and archbishop of Gniezno
* Maciej Miechowita (1457–1523), Polish renaissance scholar, professor of Jagiellonian University, historian, chronicler, geographer, and medical doctor
* Maciej Rybiński (1945–2009), Polish journalist, publicist, satirist and writer
* Maciej Kazimierz Sarbiewski (1595–1640), Europe's most prominent Latin poet of the 17th century
* Maciej Stachowiak (born 1976), Polish-American software developer and notable proponent for open source software and web standards, and a leader of the WebKit development team.
* Maciej Stoiński (born 1972) Polish businessman and CEO of the Piotr i Paweł supermarket chain.
* Maciej Stryjkowski (ca. 1547–1593), Polish historian
* Maciej Sulkiewicz (1865–1920), lieutenant general of the Russian Empire, Prime Minister of Crimea, and Chief of General Staff of Azerbaijani Armed Forces
* Maciej Zamoyski, Polish nobleman
* Maciej Zaremba (born 1951), Swedish journalist and author
* Maciej Zień (born 1979), Polish fashion designer
* Maciej Żurowski (1915–2003), Polish historian of French literature and translator