Union of Commercial and Industrial Workers

{{Short description|Trade union}}

{{Infobox union

|name = UCIW

|location_country= Trinidad and Tobago

|affiliation =

|members = Approx 800 (2007)

|full_name = Union of Commercial and Industrial Workers

|native_name =

|image =

|founded =

|dissolved =

|merged =

|headquarters = Laventille, Trinidad and Tobago

|key_people = Kelvin Gonzales, President

|website =

|footnotes =

}}

The Union of Commercial and Industrial Workers is a trade union in Trinidad and Tobago which was once one of the major unions organising shop workers. It has since diminished in both size and significance.