Robert A. Gilbert
Robert Alexander Gilbert (A mụrụ n'ihe dị ka afọ 1870, Natural Bridge, Virginia; nwụrụ n'ọnwa Jenụwarị 7, afọ 1942, Cambridge, Massachusetts) bụ onye na-ese foto okike nke Afrịka na Amerịka.  Gilbert bụ onye enyemaka na onye na-enyere onye na-amụ banyere ụmụ nnụnụ William Brewster aka site n'afọ 1896 ma ọ bụ afọ 1897 ruo mgbe Brewster nwụrụ n'afọ 1919 ma mesịa rụọ ọrụ na Museum of Comparative Zoology na Harvard. Ọrụ foto ya mgbe ọ na-arụ ọrụ na Brewster enweghị aha ruo mgbe John Hanson Mitchell bipụtara akụkọ ndụ ogologo banyere Gilbert, Looking for Mr. Gilbert: The Unlikely Life of the First African American Landscape Photographer.