ASRG can stand for:

• Anti-Spam Research Group, a research group within the Internet Research Task Force.
• Advanced Stirling Radioisotope Generator, a type of power system for spacecraft.

• Parophrys
• Parophrys vetulus
• Parophthalmoptera
• Parophthalmoptera picea
• Paropodia
• Paropsis
• Paropsivora
• Paropsonema
• Paropsonemid
• Parora
• Parora snowi
• Parorbiliopsis
• Paroreio, Greece
• Paroreion
• Paroreion, Greece
• Parorena
• Paroreodon
• Paroreomyza montana montana
• Parorgyia
• Parorgyia basiflava
• Parorgyia clintoni
• Paroria
• Paroria (disambiguation)
• Parori, Boeotia
• Parori, Boeotias