Language assessment has been a critical aspect in the field of English languageeducation, and one’s skills and knowledge of language assessment can be regarded asassessment literacy. This exploratory study employed surveys to measure and understand thelearning needs for language testing and assessment of a diverse sample of English teachersfrom various educational contexts in northern Vietnam, as well as the relationship betweentheir learning needs and personal factors including age, years of experience, and educationallevel. The results showed that English teachers wanted greater training on designing languagetests, particularly those tailored to particular educational environments, and there is acorrelation between their training needs and their educational background, experienceteaching, and present teaching levels, and self-perceived language assessment literacy. Thefindings of this research contribute to the ongoing discourse on teacher assessment literacy,and it provides suggestions on the design of new materials for language testing andassessment education programs.Language assessment has been a critical aspect in the field of English languageeducation, and one’s skills and knowledge of language assessment can be regarded asassessment literacy. This exploratory study employed surveys to measure and understand thelearning needs for language testing and assessment of a diverse sample of English teachersfrom various educational contexts in northern Vietnam, as well as the relationship betweentheir learning needs and personal factors including age, years of experience, and educationallevel. The results showed that English teachers wanted greater training on designing languagetests, particularly those tailored to particular educational environments, and there is acorrelation between their training needs and their educational background, experienceteaching, and present teaching levels, and self-perceived language assessment literacy. Thefindings of this research contribute to the ongoing discourse on teacher assessment literacy,and it provides suggestions on the design of new materials for language testing andassessment education programs.