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William J. O'Brien

American · b. 1975 · Painter, Sculptor

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27auction results2023–2026years recorded96%sold (26)$1.2kSign up free to seemedian price

Record prices

  1. William J. O'Brien, Untitled, 2015, coloured pencil and ink on paperUntitledPhillips · £9,525≈ $11,817≈ €10,819Sign up to see
  2. William J. O'Brien, Untitled (Dot painting), 2016, colored pencil and ink on paperUntitled (Dot painting)Wright · $11,430≈ £8,332≈ €9,670Sign up to see
  3. William J. O'Brien, Untitled, 2007, colored pencil and ink on paperUntitledLos Angeles Modern Auctions (LAMA) · $6,350≈ £4,914≈ €5,730Sign up to see

William J. O'Brien’s highest prices recorded at auction, ranked in US dollars at each sale-date exchange rate and shown in the currency of the sale (with the buyer’s premium where the house publishes it).

ArtSell has recorded 27 auction results for William J. O'Brien between 2023 and 2026, of which 26 sold (96%). Recorded sale prices range from $191Sign up free to see to $11.8kSign up free to see. The highest price recorded is $11.8kSign up free to see for Untitled at Phillips in April 2023. The most common medium is sculpture (16 lots). Most results come from Wright (12), Rago Auctions (6) and Los Angeles Modern Auctions (LAMA) (6).

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27 results

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  1. William J. O'Brien, Untitled, 2007, colored pencil and ink on paper
    Untitled, 2007
    Drawing · Paper
    17 h x 14 w in (43 x 36 cm)
    Los Angeles Modern Auctions (LAMA) · · Lot 184
    $3,328≈ £2,487≈ €2,884Price realizedSign up free to seeEst. $2,000–View at Los Angeles Modern Auctions (LAMA) ↗
  2. William J. O'Brien, Untitled, glazed stoneware
    Untitled
    Sculpture
    10½ h x 14½ w x 11 d in (27 x 37 x 28 cm)
    Rago Auctions · · Lot 271
    $320≈ £237≈ €274Price realizedSign up free to seeEst. $700–View at Rago Auctions ↗
  3. William J. O'Brien, Untitled (Head), 2007, glazed earthenware
    Untitled (Head), 2007
    Sculpture
    8¼ h x 7½ w x 5¾ d in (21 x 19 x 15 cm)
    Rago Auctions · · Lot 274
    $532≈ £394≈ €455Price realizedSign up free to seeEst. $500–View at Rago Auctions ↗
  4. William J. O'Brien, Untitled, 2008, glazed stoneware
    Untitled, 2008
    Sculpture
    11½ h x 6½ w x 7 d in (29 x 17 x 18 cm)
    Rago Auctions · · Lot 294
    $384≈ £284≈ €328Price realizedSign up free to seeEst. $500–View at Rago Auctions ↗
  5. William J. O'Brien, Untitled (Dot painting), 2016, colored pencil and ink on paper
    Untitled (Dot painting), 2016
    Drawing · Paper
    59⅞ h x 65¼ w in (152 x 166 cm)
    Wright · · Lot 266
    $11,430≈ £8,332≈ €9,670Price realizedSign up free to seeEst. $2,000–View at Wright ↗
  6. William J. O'Brien, Brown/Black Head, 2010, glazed earthenware
    Brown/Black Head, 2010
    Sculpture
    15½ h x 11¾ w x 10½ d in (39 x 30 x 27 cm)
    Los Angeles Modern Auctions (LAMA) · · Lot 202
    $1,270≈ £972≈ €1,103Price realizedSign up free to seeEst. $1,000–View at Los Angeles Modern Auctions (LAMA) ↗
  7. William J. O'Brien, Untitled, 2011, glazed porcelain
    Untitled, 2011
    Sculpture
    13 h x 10 w x 9 d in (33 x 25 x 23 cm)
    Los Angeles Modern Auctions (LAMA) · · Lot 203
    $318≈ £243≈ €276Price realizedSign up free to seeEst. $700–View at Los Angeles Modern Auctions (LAMA) ↗
  8. William J. O'Brien, Untitled, 2011, glazed porcelain
    Untitled, 2011
    Sculpture
    13 h x 15½ w x 9½ d in (33 x 39 x 24 cm)
    Los Angeles Modern Auctions (LAMA) · · Lot 204
    $191≈ £146≈ €166Price realizedSign up free to seeEst. $700–View at Los Angeles Modern Auctions (LAMA) ↗
  9. William J. O'Brien, Tränen (Tears), 2007, enamel, felt on mixed media on wood
    Tränen (Tears), 2007
    Mixed media · Panel
    80½ h x 64¾ w in (204 x 164 cm)
    Rago Auctions · · Lot 299
    $2,904≈ £2,213≈ €2,507Price realizedSign up free to seeEst. $3,000–View at Rago Auctions ↗
  10. William J. O'Brien, Moon Eclipse, 2015, colored pencil and ink on paper
    Moon Eclipse, 2015
    Drawing · Paper
    30 x 22 in.
    Bonhams · · Lot 1
    $3,328≈ £2,504≈ €2,934Price realizedSign up free to seeEst. $8,000–12,000View at Bonhams ↗

William J. O'Brien works on paper (9)William J. O'Brien drawings (8)William J. O'Brien sculpture (16)

William J. O'Brien: quick facts

What is the highest price paid for a work by William J. O'Brien at auction?

$11,817Sign up free to see, for Untitled at Phillips (April 2023) — the highest price in ArtSell’s records.

What is a typical auction price for William J. O'Brien?

The median sale price is $1.2kSign up free to see across 26 priced sales. Prices vary by medium, size and date — see the price chart & statistics.

How many works by William J. O'Brien have sold at auction?

26 of 27 recorded lots sold between 2023 and 2026.

Which auction houses sell William J. O'Brien?

Wright, Rago Auctions and Los Angeles Modern Auctions (LAMA) account for the most recorded results. Wright · Rago Auctions · Los Angeles Modern Auctions (LAMA)

William J. O'Brien signature

3 catalogued lots by William J. O'Brien record a signature line. Most often: signed and dated.

Placement

  • on the reverse2

Form

  • signed and dated2
  • initialled1
  • Signed and dated "William O'Brien 2015" on the reverse — Untitled, Phillips, Sep 23, 2024
  • Signed and dated 'William J. O'Brien 2015' on the reverse — Untitled, Phillips, Apr 12, 2023
  • Signed with the artist's initials — Moon Eclipse, Bonhams, May 2, 2025

William J. O'Brien signature: all forms and examples →

Related artists — American, born 1950–2000