WSX may refer to:

• Wrestling Society X, a wrestling television series
• Westsound/WSX Seaplane Base, a seaplane base with IATA code WSX
• FS-A1WSX, a home computer
• Interleukin-27 receptor, a cell receptor

• FNME
• F.N.Meijer
• FN MINIMI
• FN Minimi LMG
• FNMO
• FN model 1910
• FN Model 24 and Model 30
• FN Model 30-11
• FN Modle 1910
• F. N. Monjo
• FNMTV
• FNMTV Live
• FNN (disambiguation)
• FNNG
• FNN Sports
• F-n-octanoic acid
• FNOR
• FN-P90
• FN P90 IR
• FN P90 LV
• FN P90 TR
• FN P90 USG
• FNPA
• FNP (disambiguation)
• FN PDW