This article examines gender and family composition differences in 98 biethnic adolescents reports of familial ethnic socialization and ethnic identity. Using analysis of variance, four groups (i.e., adolescent males with Latina mothers and European American fathers, adolescent females with Latina mothers and European American fathers, adolescent males with European American mothers and Latino fathers, and adolescent females with European American mothers and Latino fathers) are compared on the above measures. Results indicate that sons of Latina mothers reported the highest levels of familial ethnic socialization. No significant differences emerge between groups on a measure of ethnic identity. (Contains 2 tables.)