Women's Health Research Act of 1993 - Amends the Public Health Service Act to establish within the Office of the Director of the National Institutes of Health (NIH) the Office of Research on Women's Health (Office).

Establishes in the Office the Coordinating Committee on Research on Women's Health and the Advisory Committee on Research on Women's Health.

Directs the Secretary to: (1) determine the extent to which women are represented among senior physicians and scientists of the national research institutes and among physicians and scientists conducting research with funds provided by such institutes; and (2) carry out activities, as appropriate, to increase the extent of such representation.

Requires the NIH Director to establish a data system for the collection, analysis, and dissemination of information regarding research on women's health conducted or supported by the national research institutes, including a registry of clinical trials of experimental treatments.

Requires the NIH Director to establish and operate a program to provide information on research and prevention activities of the the national research institutes that relate to research on women's health.

Authorizes appropriations. Directs the Secretary of Health and Human Services to ensure that NIH resources are sufficiently allocated for projects of research on women's health.