Ai Weiwei signature
Chinese · b. 1957
91 catalogued lots by Ai Weiwei record a signature line. The most common placement is on the reverse (50% of lots that state a placement). Most often: signed.
Placement
Form
Signature as written
Forms quoted in the catalogue entries (how often each appears).
- Ai Weiwei 2008×2
- Weiwei 2014×2
- Ai Weiwei×1
- Ai 2008×1
- Wei Ai, 66/100×1
- Wei Ai, 13/100×1
- Weiwei 2012×1
Catalogue signature lines
Signed 'Ai Weiwei' on the certificate of authenticity affixed to the reverse
— On Attersee, Phillips, Jun 23, 2026Signed lower right: Ai Weiwei; editioned lower left
— Everyone is a Dragon, Leonard Joel, Apr 16, 2025Signed, numbered and dated "WeiAi . 2009 . 1/18" on the reverse
— Hanging Man (Gold), Phillips, Sep 25, 2024Signiert und nummeriert verso auf Zertifikatsetikett: 57 Ai Weiwei. Sowie signiert, betitelt und nummeriert (gedruckt) an der rechten Außenseite
— Thinline, Van Ham, Oct 19, 2022Signed and numbered on the bottom side: Wei Ai, 66/100
— Study of Perspective in Glass (blu cobalto), im Kinsky, Mar 9, 2022Signed and numbered on the bottom side: Wei Ai, 13/100
— Study of perspective in glass, im Kinsky, Dec 17, 2020Incised with the artist's signature "Wei Ai" on the underside
— Artist's Hand, Phillips, Sep 21, 2026Signed and dated 'Ai 2008' on the underside of the pink vase
— Coloured Vases, Phillips, Oct 18, 2025(i) signed and dated 'Ai Weiwei 2008' on the underside of the red and white vase (ii) signed and dated 'Ai Weiwei 2008' on the underside of the purple and blue
— Two works: (i) Coloured Vases (2 works) ; (ii) Coloured Vases (6 works), Phillips, Mar 8, 2024Signed and dated "Weiwei 2014" on the underside of the blue and yellow vase
— Colored Vases, Phillips, Jul 18, 2023Signed and dated "Weiwei 2014 six pieces [in Chinese]" on the underside of the green and yellow vase
— Colored Vases, Phillips, May 16, 2023Unterseite signiert: Wei Ai. Mit einem signierten Zertifikat des Berengo Studio, Murano (in Kopie)
— Study of Perspective in Glass“: blu cobalto, Grisebach, Jul 10, 2020Signed, titled and dated "Ai Weiwei [in Chinese] “Grapes” 2011" on the underside
— Grapes, Phillips, May 15, 2019Signed and dated 'Weiwei 2014' on the underside
— Coca-Cola Vase, Phillips, Mar 7, 2019Signed and dated "Ai Weiwei 2008" on the underside
— Double Stool, Phillips, Nov 26, 2017Signed and dated 'Weiwei 2012' on the underside
— Coca-Cola, Phillips, Oct 6, 2017Signed and dated on the reverse of panel C
— After Les Nuages, Ketterer Kunst, Jun 7, 2025Signed and editioned in crayon lower right
— Wo ist die Revolution?, Lempertz, Dec 3, 2022Signed and editioned in crayon lower right
— Wo ist die Revolution?, Lempertz, Dec 9, 2020Signed in black ink on the accompanying Certificate of Authenticity
— Finger, from Ex-Votos, Phillips, May 22, 2026Signed in black ink and numbered on the accompanying Certificate of Authenticity
— Glass Vase, Phillips, May 22, 2026Unterseite signiert (geprägt). Eines von 1000 Exemplaren
— The Artist's Hand (The Middle Finger), Grisebach, May 3, 2026Signed and stamp-numbered 38/40 in red ink
— $2,000 REWARD (Deluxe Wanted Poster), Phillips, Apr 23, 2026Signed by the artist
— Finger, from Ex-Votos, Phillips, Mar 3, 2026Signed by the artist
— I And My Village, Phillips, Feb 28, 2026Signed in black ink and numbered on the accompanying Certificate of Authenticity
— Glass Vase, Phillips, Jan 20, 2026Signed and numbered
— Thinline, Phillips, Jan 20, 2026Firmada y fechada 2022 a lápiz
— Cats Red, Morton Subastas, Dec 4, 2025Firmada y fechada 2022 a lápiz
— Cats Black, Morton Subastas, Dec 4, 2025Firmada y fechada 2022 a lápiz
— Cats Pink, Morton Subastas, Dec 4, 2025Signed Certificate of Authenticity issued by the artist
— Finger, from Ex-Votos, Phillips, Oct 21, 2025Signed and numbered
— Thinline, Phillips, Sep 18, 2025Firmada
— Middle Finger in Red, Morton Subastas, Aug 28, 2025Firmada y fechada 2022
— Cats red, Morton Subastas, Jun 26, 2025Signed
— Cedar (Large), Phillips, Jun 5, 2025Signed by the artist
— I And My Village, Phillips, May 14, 2025Signed in black ink on the accompanying Certificate of Authenticity issued by th
— Small Plate with Flowers, Phillips, Feb 12, 2025Signed
— CATS (RED), 2022, Lyon & Turnbull, Jan 22, 2025Firmada y fechada 2022
— Cats Red, Morton Subastas, Dec 19, 2024Firmada y fechada 2022
— Cats Red, Morton Subastas, Dec 10, 2024
From the signature and inscription lines published by the auction houses in their lot descriptions. ArtSell does not authenticate signatures; a signature matching these descriptions is not evidence that a work is genuine. No house signature photographs are recorded for this artist yet. Back to Ai Weiwei auction results.