emotional expressivity, defined as the ability to express emotional states in observable behaviors, is essential for individuals healthy functioning, and was positively associated with wellbeing, self-esteem, life satisfaction and negativelyrelated with diseases such as schizophrenia, depression, personality disordersand post traumatic stress disorder. to answer the need for an instrument which can evaluate this construct in a valid and reliable manner, this study explored the psychometric properties of the emotional expressivity scale adapted into spanish. for this reason, an exploratory factor analysis replicating the one-dimension solution was performed, a coefficient alpha of .94 was obtained, gender differences with higher scores in women, and test-retest coefficients for a 4-week interval with values of .88 in women and .86 in men. additionally, confirmatory factor analyzes were performed separately for each gender obtaining appropriate values for all fit indices, but not in men. finally the results, scope and limitations of this paper are discussed.