Here is a list with 10 oldest cryptos:
1️⃣ #Bitcoin (2009)
2️⃣ #Litecoin (2011)
3️⃣ #Namecoin (2011)
4️⃣ #Peercoin (2012)
5️⃣ #Dogecoin (2013)
6️⃣ #Ripple/XRP (2013)
7️⃣ #Nxt (2013)
8️⃣ #Dash (2014)
9️⃣ #Monero (2014)
🔟 #Ethereum (2015)