ZA or Za may refer to:
Zachary David Alexander Efron (; born October 18, 1987) is an American actor. He began acting professionally in the early 2000s, and rose to prominence in the late 2000s for his leading role as Troy Bolton in the High School Musical franchise (2006–2008).
Zanzibar (; Swahili: Zanzibar; Arabic: زنجبار, translit. Zanjibār) is a semi-autonomous region of Tanzania.
Zagreb ( ZAH-greb, Croatian pronunciation: [zǎːɡreb] (listen)) is the capital and the largest city of Croatia.
Zachary Taylor (November 24, 1784 – July 9, 1850) was the 12th president of the United States, serving from March 1849 until his death in July 1850. Taylor previously was a career officer in the United States Army, rose to the rank of major general and became a national hero as a result of his victories in the Mexican–American War.
Zambia (), officially the Republic of Zambia, is a landlocked country in south-central Africa (although some sources consider it part of East Africa).
Zain Javadd "Zayn" Malik (, Urdu: زین جواد ملک; born 12 January 1993), known mononymously as Zayn, is an English singer and songwriter.
Zachary Levi Pugh (born September 29, 1980) is an American actor and singer. He played Chuck Bartowski in the series Chuck and appeared in films such as Tangled, Thor: The Dark World, and Thor: Ragnarok.
Dame Zaha Mohammad Hadid (Arabic: زها حديد Zahā Ḥadīd; 31 October 1950 – 31 March 2016) was an Iraqi-British architect.