It would depend on what you mean by "are" (only now?, in the past? in the future?), by "popular" (is a programming language used by one person popular? by two?), by "interesting" (is brainfuck interesting), by "non-English" (is APL non-English?).<p><a href="https://en.wikipedia.org/wiki/Non-English-based_programming_languages" rel="nofollow">https://en.wikipedia.org/wiki/Non-English-based_programming_...</a>
<a href="https://www.quora.com/Are-there-programming-languages-in-languages-other-than-English-language" rel="nofollow">https://www.quora.com/Are-there-programming-languages-in-lan...</a>
<a href="https://news.ycombinator.com/item?id=7700691" rel="nofollow">https://news.ycombinator.com/item?id=7700691</a>
<a href="https://news.ycombinator.com/item?id=9874488" rel="nofollow">https://news.ycombinator.com/item?id=9874488</a>