He looked very aged in the Venom movie and that may be the last we see of Stan Lee unless he already made his cameo in Avengers 4.
Stan Lee was an absolute innovator of comics and was the one who made comics big back before world war 2.
We interrupt Stan Lee to share educational moment from way back when:
Today is: 21st February (GMT), in history on the 21st of February, 1800 AD the following birth happened:
John Henry Winder: Brigadier General (Confederate Army), died in 1865