Willkommen - German
Sveiki
Welkom -Dutch
Bienvenue - French
The Israeli greeting/fairwell "Shalom" means "Peace."
Bienvenida - Spanish
Dga' bsu - Tibetan
Hosgeldiniz - Turkish
Bem-vindo - Portuguese
HuanYing - Korean, Chinese
Benvenuto - Italian
G'day - Australian - literally have a good day
Latcho Drom - Gypsy, or better know as Rom (Lacho - good; Drom - road or way)
Välkommen - Swedish
Welkom - Afrikaans
Mubuhay - Tagalog, means: Have a good life.
Bonvenon - Esperanto
Kööwôôkwas - Native Iroquois American: (Mintos)
Kalosirthate - Greek
Dobro pozalovat - Russian
Usuhoshipsiyo - Taiwanese
Miresevini - Shqip (Albanian, Slavok)
Sambutan - Indonesian
youkoso - Japanese
Merhba - Maltese
Wealdià - Catalan
Bon biní - Papiamento - Afro-Creole Portuguese: native language of the leeward Dutch Caribbean population; Aruba, Bonaire, Curaçao - ABC islands
Croeso!
Olá - Portuguese-Brazilian: an informal way to introduce yourself in any place (party, office, friends and even job meetings) in Brazil
Fáilte - Irish (Gaelic) welcome
Witajcie! - Polish
Hey! - "Hey" is a common US expression, synonymous with "hi" or "hello," and very common in the Southeast US, but used everywhere.
Ongi etorri! - basque (Euskera)
Velkommen - Danish
Barka da zuwa! - Hausa language welcome, Nigeria
Byenveni! means welcome in creole
Dobro dojdovte! means welcome in Macedonian
Cead Mile Fáilte! is a Gaelic welcome
Anyong! : Korean, Hello! (casual)
Anyonghee haseyo! : Korean, Hello! (formal)
Assalam-o-alaikum! : an Arabic/ Urdu greeting meaning hello or welcome (literally "peace be on you"). Respond: "Allah Hafiz" (May Allah protect you)
Bine ati venit! : Romanian Welcome
Ahlan! : Lebanese - means "you're welcome," as if you are among your nearest and dearest ones.
Karibu ! : Welcome in swahili.
Tervetuloa! : Welcome in Finnish.
Groetjes! : Little Greetings. Dutch.