Clementina Otero de Barrios (Satumba sha uku 13, shekarar dubu daya da dari tara da tara 1909 -talatin 30 ga watan Satumba, shekarar dubu daya da Dari Tara da casa'in da shida 1996) yar wasan Mexico ce kuma tana cikin majagaba na gidan wasan kwaikwayo na avant-garde na Mexico. Ita ce mamba na ƙarshe na ƙungiyar Los Contemporáneos . An haifi Otero ga Antonio Otero Moreno da matarsa Clementina Mena Cantón. An ba da rahoton cewa, tana da shekara sha bakwai 17, lokacin da Celestino Gorostiza, wacce ke da alaƙa da ƙanwarta Araceli, nemi izinin mahaifiyarta, don sanya ta zama 'yar wasan kwaikwayo. Ta ba da halarta na farko a Teatro Ulises, inda ta zama sananne. A wannan lokacin, mawaƙi Gilberto Owen, wanda shi ma yana cikin ƙungiyar masu wasan kwaikwayo, ya ji yana ƙaunarta, kuma ya rubuta mata jerin wasiƙun soyayya. Tana da abokantaka mai ƙarfi tare da Xavier Villaurrutia, wanda ya sanya ta zama mai shiga cikin abubuwan ban sha'awa na wasan kwaikwayo. Otero kuma ya kasance 'yar wasan kwaikwayo daga baya Teatro Orientación .