En el presente articulo de reflexion, se abordaran las generalidades del derecho de asociacion sindical en Colombia, se realiza un estudio historico-hermeneutico del Derecho de Sindicalizacion, tomando para su desarrollo conceptos sobre la materia, de igual forma normativa descollantes en este aspecto en el ordenamiento juridico colombiano, esto es, Constitucion Politica de Colombia, legislacion laboral en el entendido del Codigo Sustantivo del Trabajo, ademas se trae a colacion doctrinantes tanto nacionales como internacionales y legislacion internacional, esto con el fin de brindar una instruccion amplia sobre el derecho de Asociacion Sindical en Colombia. Abstract In the present article of reflection, there were approached the generalities of the right of union association in Colombia there is realized a historical-hermeneutic study of the Law of Unionization, taking for his development concepts on the matter, also the pronouncements issued by the juridical Colombian classification, this is, Political Constitution of Colombia, Labour legislation in understood on the Laboral Code in addition is brought to collation doctrinantes both national and international and international legislation, this in order to offer a wide instruction on the right of Union Association in Colombia.