My DCAU Batman timeline
1923: Alfred Pennyworth is born
1937: Thomas Wayne is born
1938: Martha Wayne is born
1963: Bruce Wayne is born
1971:Thomas and Martha Wayne die in Crime Alley
1972-1983:Bruce goes training in different parts of the world
1974: Dick Grayson is born
1976: Barbara Gordon is born
1979: Bruce meets Andrea but she leaves for Europe with her dad where Jack Napier kill her dad. While in America Bruce becomes Batman
1983: Jason Todd was born
1984: Bruce meets Dick Grayson and he becomes Robin
1986: Tim Drake is born
1990: Batman and Robin meets the Joker for the first time
1991: Dick goes to Collage
1992-1995: The events of Batman the Animated Series take place
1996: Bruce and Dick grow farther apart
1997: Dick leaves Bruce gets Jason but that doesn't go well then he gets Tim Drake
1997-2000: The events of The New Batman Adventures take place
2001-2004: The events of Justice League take place
2004-2006: Justice League Unlimited take place
2006: The events of Batman and Harley Quinn take place.
2007: Joker dies and the events of Justice League vs. the Fatal Five take place
2007-2018: Bruce invents the Batman Beyond suit
2009: The Near Apocalypse of '09 happens.
2018:Alfred dies
2019: Bruce Wayne retires
2020: Derek Powers gains control of Wayne Enterprises
2023: Terry McGinnis is born
2039-2041: Batman Beyond take place
2042: The events of Batman Beyond: Return of the Joker take place
2054: The events of Epilogue take place
2059: Bruce Wayne dies of old age