Who do you think are the most notable DC characters by introduction year? They could be considered notable because of how much impact they’ve had on the DC Universe, because of how prominent they’ve become in general, or for another reason. My choices:
1935 - Doctor Occult
1936 - Merlin
1937 - Slam Bradley
1938 - Superman
1939 - Batman
1940 - Robin (Dick Grayson)
1941 - Wonder Woman
1942 - Two-Face
1943 - Alfred
1944 - Giganta
1945 - Superboy
1946 - Morgaine le Fey
1947 - Black Canary
1948 - Riddler
1949 - Roy Raymond
1950 - Deadshot
1951 - Captain Comet
1952 - Phantom Stranger
1953 - Demeter
1954 - Man-Of-Bats
1955 - Martian Manhunter
1956 - The Flash (Barry Allen)
1957 - Captain Cold
1958 - Saturn Girl
1959 - Green Lantern (Hal Jordan)
1960 - Kid Flash (Wally West)
1961 - The Atom (Ray Palmer)
1962 - Doctor Light
1963 - Reverse-Flash
1964 - Zatanna
1965 - Wonder Girl (Donna Troy)
1966 - Poison Ivy
1967 - Batgirl (Barbara Gordon)
1968 - Green Lantern (Guy Gardner)
1969 - Nightmaster
1970 - Darkseid
1971 - Swamp Thing
1972 - Green Lantern (John Stewart)
1973 - Nubia
1974 - Bill Henderson
1975 - Bronze Tiger
1976 - Power Girl
1977 - Black Lightning
1978 - Firestorm
1979 - Lucius Fox
1980 - Cyborg
1981 - Vixen
1982 - Terra
1983 - Robin (Jason Todd)
1984 - Jericho
1985 - John Constantine
1986 - Booster Gold
1987 - Captain Atom (Nathaniel Adam)
1988 - Ice
1989 - Robin (Tim Drake)
1990 - Michael the Archangel
1991 - Mirage (Miriam Delgado)
1992 - Stephanie Brown
1993 - Harley Quinn
1994 - Green Lantern (Kyle Rayner)
1995 - Preacher
1996 - Wonder Girl (Cassie Sandsmark)
1997 - Mister Terrific (Michael Holt)
1998 - Cameron Chase
1999 - Batgirl (Cassandra Cain)
2000 - Empress
2001 - Mia Dearden
2002 - Tarantula (Catalina Flores)
2003 - Hush
2004 - Manhunter (Kate Spencer)
2005 - Green Lantern (Soranik Natu)
2006 - Robin (Damian Wayne)
2007 - Citizen Steel
2008 - Atrocitus
2009 - Catgirl
2010 - Aqualad (Jackson Hyde)
2011 - Pandora
2012 - Green Lantern (Simon Baz)
2013 - Killer Frost (Caitlin Snow)
2014 - Green Lantern (Jessica Cruz)
2015 - Doctor Fate (Khalid Nassour)
2016 - Gotham Girl
2017 - Damage (Ethan Avery)
2018 - Silencer
2019 - Naomi
Source: https://dc.fandom.com/wiki/Category:...=1588573725378