Many painters are unknown, especially to people not familiar with the medium or indeed even to people familiar with the medium but who have no particular experience of a style or school. Ivan Aivazovsky is one such name — was one such name for me — even though his paintings depict seascapes most beautiful.
One such example of a ship is below:
For people wishing more of an introduction, the article introducing me to this giant is here while a Wikipedia overview is here.