Richard Foster may refer to:

• Richard Foster (abolitionist) (1826–1901), founder of the Lincoln Institute in Jefferson City, Missouri
• Richard Foster (Alaska politician) (1946–2009), Democratic member of the Alaska House of Representatives
• Richard Foster (architect) (1919–2002), American modernist architect
• Richard Foster (Australian footballer), Australian rules footballer
• Richard Witty Foster (1856–1932), Australian politician
• Richard Foster (Royal Marines officer) (1879–1965)
• Richard Foster (Scottish footballer) (born 1985), Scottish football player
• Richard Foster (painter) (born 1945), British portrait painter
• Richard Foster (theologian) (fl. 2000s), Quaker religious leader and author
• Richard N. Foster (born 1941), managing partner, Foster Health Partners
• Richard Foster (philanthropist) (1822–1910), City of London merchant
• Richard Foster, a pen name of Kendell Foster Crossen (1910–1981), American writer
• Dick Foster (1934–2020), American football coach
• Skip Foster (1960–2024), American football coach

• Richard Foster (The Walking Dead)

• Richard Forster (disambiguation)