Three new members have been named to the Radcliffe College Board of Trustees, President Jordan announced at commencement exercises this morning.

Joseph T. Walker, Jr., of Chestnut Hill, a general partner in the firm of Horn-blower and Weeks, Boston investment bankers, was elected a member of the Council and a trustee.

Walker, who attended Yale University, is also a trustee of the Boston Five Cents Saving Bank, Phillips Exeter Academy, and a trustee and president of the Free Hospital for Women. His other posts are member of the Corporation and chairman of the executive committee of Simmons College, and vice-president and director of the United Community Service for Metropolitan Boston.

Also elected to the board of trustees was Mrs. Gardiner H. Fiske, of Boston. Mrs. Flake, a graduate of Radcliffe, is president of the Visiting Nurse Association of Boston, treasurer of the Chilton Club.

The third new trustee is Mrs. Carl J. Gilbert, of Dover, also a Radcliffe graduate. She has worked in the Research Laboratory of the Harvard School of Public Health and has been active in work on cancer in the Vincent Memorial Hospital Laboratory.