Robert Stuart MacAlister (May 11, 1897 – January 15, 1957) was an oil-well-supplies salesman and a member of the Los Angeles, California, City Council between 1934 and 1939.

His first position there was as billing clerk, bookkeeper and collector for eighteen months with the Los Angeles Gas and Electric Corporation, then for six years as sales manager for the Hercules Trailer Manufacturing Company.

[2][3] After his City Council service ended in 1939, he was in sales for the Premier Metal Products Company, 929 East Slauson Avenue.

[9] MacAlister was appointed by the City Council on May 8, 1934, to the 11th Councilmanic District seat to take the place of Charles W. Breedlove, who had died in office; he was to serve until the next election, in 1935.

[11] MacAlister won the race for a full two-year term in the 1935 election, besting the End Poverty in California candidate, Howard B.

[12] 1939 He and Councilman James M. Hyde issued a joint statement "flatly denying the imputation in certain newspapers that 45 workmen employed in the street traffic engineering bureau" were relatives of council members.