Arcadia Psychiatrist Leo Froke, M.D., Monday will be named a Fellow of the Ameri can Psychiatric Association. The honor, signifying highest standing in his profession, will be bestowed in New York at the 125th National Convention of the Association. Dr. Froke, a native of Minne sota, has been practicing in Ar cadia and Temple City since 1948. He served as Chief of Staff at Arcadia Methodist Hospital in 1962, and currently is Chief of the Psychiatric Section at the Hospital.