函數空間期刊（以前稱為功能空間與應用期刊）是一本經過同行評審的開放獲取期刊，發表原創研究論文以及關于功能空間，功能分析及其在其他數學學科中的就業的所有方面的評論文章。。

Journal of Function Spaces (formerly titled Journal of Function Spaces and Applications) is a peer-reviewed, Open Access journal that publishes original research articles as well as review articles on all aspects of function spaces, functional analysis, and their employment across other mathematical disciplines.