In this article, we determine the author's collaboration in The International Journal of Nonlinear Analysis and Applications (IJNAA) for the period of 2010 to 2018. The ﬁndings of this survey has shown that a total of 295 articles by 624 people were published. The average number of authors per article was 2.1. The result also denotes that according to afﬁliation and country, Iran, with 304 articles, ranks ﬁrst amongst other countries that have papers published in IJNAA followed by India and Morocco with 66 and 45 articles respectively, in following rankings for publishing articles in IJNAA. Findings showed that only 71 articles has single author (from total of 295 articles). The average collaboration coefﬁcient amongst authors of IJNAA is 0.4, which is considered acceptable.