<P> Jane Waddington Wyatt ( August 12 , 1910 -- October 20 , 2006 ) was an American actress . She starred in a number of Hollywood films , but is likely best known for her role as the housewife and mother Margaret Anderson on the CBS and NBC television comedy series , Father Knows Best , and as Amanda Grayson , the human mother of Spock on the science - fiction television series Star Trek . Wyatt was a three - time Emmy Award - winner . </P>
<P> Jane Waddington Wyatt ( August 12 , 1910 -- October 20 , 2006 ) was an American actress . She starred in a number of Hollywood films , but is likely best known for her role as the housewife and mother Margaret Anderson on the CBS and NBC television comedy series , Father Knows Best , and as Amanda Grayson , the human mother of Spock on the science - fiction television series Star Trek . Wyatt was a three - time Emmy Award - winner . </P>
who played spock 's mother in the original star trek series
who played spock 's mother in the original star trek series
Jane Waddington Wyatt
Jane Waddington Wyatt