SIU
About
SIU may refer to:Seafarers International Union of North America, an organization of labor unions
Segment of Independent Utility, a highway engineering term for divisions of large-scale construction projects; see Interstate 69 § Route description
Shinawatra University, in Bangkok, Thailand
S.I.U. (film), a 2011 South Korean action film
Siuna Airport in Nicaragua
Slave In Utero, the pen-name of Lee Jong-hui, author of the South Korean webcomic Tower of God
Southern Illinois University, US
Special Investigations Unit (Ontario), a police oversight agency in Ontario, Canada
Special Investigating Unit, South African law enforcement agency
Symbiosis International University, in India
![신의 탑 1 [Tower of God]](https://assets.literal.club/2/ckw51fzer35202113g6x6svffac.jpg?size=200)


