Arellano University Graduate School, officially as Florentino Cayco Memorial School of Graduate Studies in honor of the founder and first President of the university,[1] is the graduate school of Arellano University.

It is also known as the graduate business school of the university as it offers the Master of Business Administration program.

[2] The Graduate School of Education offers courses of Doctor of Education, major in Educational Management; Master of Arts in Psychology and Master of Arts in Education, major in Early Childhood Education, Education Management & Supervision, English, Filipino, Guidance and Counseling, Home Economics, Mathematics and Psychology and Special Education.

[3] The Graduate School of Nursing is one of the major academics offered by Arellano University with a PACUCOA Level II.

[4] The Graduate School of Business offers the master's degree in Business Administration, which specializes in General Management, Marketing, Operations, Organizational Management and Finance.