Daniel Meyer is the name of:

• Dan Meyer (first baseman) (born 1952), baseball utility player
• Dan Meyer (pitcher) (born 1981), baseball pitcher
• Danny Meyer (footballer) (born 1986), Australian rules footballer for the Port Adelaide Football Club
• Daniel Meyer (coach) (born 1979), German football manager
• Daniel Meyer (curler) (born 1955), Swiss wheelchair curler, 2010 Winter Paralympian

• Daniel Meyer (engineer) (1932–1998), founder and president Southwest Technical Products Corporation
• Dan Meyer (Wisconsin politician) (born 1949), Wisconsin Secretary of Natural Resources and former state assemblyman
• Daniel Meyer (conductor), American conductor and musical director
• Danny Meyer (born 1958), New York City restaurateur
• Daniel P. Meyer (born 1965), federal supervisory investigator specializing in protection of whistleblowers

• Daniel Mayer (1909–1996), French politician
• Daniel Mayr (born 1995), German professional basketball player