"expression with the face" in Spanish

"expression with the face" in Spanish
Context examples for "expression with the face" in Spanish(!) These sentences come from external sources & may not be accurate. Therefore, we are not responsible for their content.
he stared after her with a totally blank expression on his face
la siguió con una mirada totalmente vacía
In the annual report there are 21 photographs of the Ombudsman, and in most of them he has a gentle expression on his face.
En el informe anual hay 21 fotografías del Defensor del Pueblo, y en su mayoría aparece con una expresión amable en su rostro.