This is the second of two thematically arranged volumes with papers that were presented at the «World Conference of Pluricentric Languages and their non-dominant Varieties» (WCPCL). It comprises 17 papers about two major pluricentric languages: Portuguese and Spanish. The first volume encompasses a further 30 papers about 20 PCLs and 14 NDVs. The conference was held at the University of Graz (Austria) on July 8th–11th 2015. The papers fall into six categories: (1) Theoretical aspects of pluricentricity and the description of variation in Portuguese; (2) Characteristics and developments of Brazilian Portuguese; (3) Features of non-dominant varieties of Portuguese in Asia and Africa; (4) Characteristics of national varieties of Spanish; (5) Second level pluricentricity in European Spanish and European Portuguese; (6) Migrant pluricentricity of Portuguese.