Gusev (masculine) or Guseva (feminine) may refer to:

• Gusev (surname) (Guseva), Russian surname
• Gusev (inhabited locality) (or Guseva), several inhabited localities in Russia
• Gusev crater (Russia), impact crater in Rostov Oblast, Russia
• Gusev (Martian crater)
• "Gusev" (short story), an 1890 short story by Anton Chekhov

• ASOR (disambiguation)
• Asorestan
• As Orfas
• A. Soriano Highway
• AS Orizzonte Catania
• Aso Rock Presidential Villa
• Aso Rock Villa
• A Sorrow Beyond Dreams
• A Sorrow Beyond Dreams. A Life Story
• A Sort of Homecoming (film)
• A Sort of Life
• Asoshina
• Asosiasi Industri Rekaman Indonesia
• AS Ostend
• A.S. Ostia Mare 1945
• ASOT (disambiguation)
• Asot Michael
• Asoto maa
• Asotomorpha
• Asotrecol
• ASOTRECOL
• Asotsiatsiya Haydiv Ukraini
• Asotsiatsiya Haydiv Ukrayiny
• Asouda
• ASOUE characters