Here is a general list of generational categories used in the U.S. and many other parts of the world, along with their approximate birth years:  

1. Lost Generation (1883–1900):  

   – Adults during World War I; known for their disillusionment and a sense of loss after the war.  

2. Greatest Generation (1901–1927):  

   – Also called the “G.I. Generation,” they lived through the Great Depression and fought in World War II.  

3. Silent Generation (1928–1945):  

   – Grew up during World War II and the post-war era; known for traditional values and hard work.  

4. Baby Boomers (1946–1964):  

   – Born during the post-World War II baby boom; associated with cultural revolutions and economic prosperity.  

5. Generation X (1965–1980):  

   – Known as the “MTV Generation,” grew up during the rise of technology and social change.  

6. Millennials (1981–1996):  

   – Also called “Generation Y”; came of age during the digital revolution and are tech-savvy.  

7. Generation Z (1997–2012):  

   – Grew up in the age of smartphones, social media, and global interconnectedness.  

8. Generation Alpha (2013–2025):  

   – The first generation born entirely in the 21st century, growing up with AI, smart devices, and advanced tech.