Anna, Anne, or Ann may refer to:

Baj or BAJ may refer to:

Anna Jantar-Kukulska (10 June 1950 – 14 March 1980) was a popular Polish singer and mother of Natalia Kukulska.

Born in Poznań as Anna Maria Szmeterling, she graduated from Adam Mickiewicz University in Poznań. She began her career in 1968 with the song Po ten kwiat czerwony. A year later she became the lead vocalist of the band Waganci. Her most well-known song from this period is Co ja w tobie widziałam ("What I saw in you"). Jarosław Kukulski, whom she married on 11 April 1971, was also a member of the group.

In 1972 Anna began her solo career as Anna Jantar. In 1973 she took part in the National Festival of Polish Song in Opole with the song Najtrudniejszy pierwszy krok ("The first step is the hardest"). Her husband Jarosław Kukulski composed many of her hit songs.

She died in the crash of LOT Polish Airlines Flight 007 on 14 March 1980 near Okęcie Airport in Warsaw.

Anna Maria Jopek (born 14 December 1970 in Warsaw) is a Polish musician and singer. She represented her country in the 1997 Eurovision Song Contest, with the song "Ale jestem" and finished 11th out of 25 participating acts; and in 2002, she collaborated on an album with jazz guitarist Pat Metheny. She is the recipient of numerous awards for her music, including Michel Legrand's Personal Award in Vitebsk in 1994, as well as all of the awards for music in Poland, together with gold and platinum records. However, she has said: "Music itself is the highest award for me. And the greatest challenge. With so many questions remaining to be answered". She's married to music journalist, photographer and guitarist Marcin Kydryński, and has two sons, Franciszek (b. 1998) and Stanisław (b. 2000).

Anna Maria Jopek is the daughter of Mazowsze singer Stanisław Jopek (1935–2006), who is known as the "First Coachman of Poland" for his signature song "Furman" (The Coachman), and former Mazowsze dancer Maria Stankiewicz. Her 1999 Christmas album Dzisiaj z Betleyem features two duets with her father. Anna Maria's sister, Patrycja is a violinist.