> Source: https://www.openingbid.art/artist/siron-franco · updated 2026-11-02

# Siron Franco (b. 1947)

Siron Franco is a Brazilian artist with 267 auction lots recorded since 1998, median price $10,077. Some sold prices are not yet verified as premium-inclusive or hammer, and are marked on this page.

A work by Siron Franco sold in 2026 for $20,029, according to OpeningBid's index of auction results.

## What is a Siron Franco work worth?

Across 100 sold lots tracked by OpeningBid, the median price of a Siron Franco work is $10,077.

The median Siron Franco painting sells for $10,156 across 90 lots.

The median Siron Franco print sells for $168 across 1 lots.

Medium (50–120 cm) Siron Franco paintings typically sell for $5,948–$11,437 (the middle half of 22 sold lots).

Some prices are not yet basis-verified (premium-inclusive or hammer).

## Price breakdown by category

| Category | Lots tracked | Median price | Record price | Sell-through | Last sale |
|---|---|---|---|---|---|
| Prints & Editions | 1 | $168‡ | $168‡ | — | 2024-09-25 |
| Paintings | 90 | $10,156‡ | $36,616‡ | — | 2026-04-14 |
| Works on Paper | 1 | — | — | — | 2004-07-06 |
| Masterpieces (top of market) | 3 | $28,557‡ | $36,616‡ | — | 2012-10-25 |

‡ reported price — whether it includes the buyer's premium is not yet verified.

Siron Franco's market splits by medium. Prints & Editions (1 lots) median $168. Paintings (90 lots) median $10,156, record $36,616. Whether that record price includes the buyer's premium is not yet verified. A typical Siron Franco painting sells for around 60× the price of a typical print. At the top of the market (top 5% of sales, 3 lots) the median is $28,557.

## Price by size

### Paintings

| Size | Sold lots | Typical range (p25–p75) | Median | Record |
|---|---|---|---|---|
| medium (50–120 cm) | 22 | $5,948–$11,437‡ | $9,172‡ | $18,934‡ |
| large (over 120 cm) | 14 | $10,734–$20,806‡ | $12,712‡ | $36,616‡ |

‡ reported price — whether it includes the buyer's premium is not yet verified.

Size is the work's longest edge. Cells appear only with at least 5 sold lots.

## Notable results

| Medium | Year | Price |
|---|---|---|
| Paintings | 2012 | $36,616‡ |
| Paintings | 2009 | $26,870‡ |
| Prints & Editions | 2024 | $168‡ |

‡ reported price — whether it includes the buyer's premium is not yet verified.

The highest recorded result in each medium. The full sale history is in the OpeningBid app (free sign-up).

## Frequently asked questions

### What is a Siron Franco worth?

Across 100 sold lots tracked by OpeningBid, the median price of a Siron Franco work is $10,077. The median Siron Franco painting sells for $10,156 across 90 lots. The median Siron Franco print sells for $168 across 1 lots. Medium (50–120 cm) Siron Franco paintings typically sell for $5,948–$11,437 (the middle half of 22 sold lots). Some prices are not yet basis-verified (premium-inclusive or hammer).

### What is the average price of a Siron Franco painting?

Based on 90 sold lots tracked by OpeningBid, the median auction price of a Siron Franco painting is $10,156. Some prices are not yet basis-verified (premium-inclusive or hammer).

### What is Siron Franco's most expensive painting?

The highest price recorded at auction for a Siron Franco painting is $36,616. Whether that record price includes the buyer's premium is not yet verified.

### What is the average price of a medium Siron Franco painting?

Based on 22 sold lots, the median auction price of a medium Siron Franco painting (medium (50–120 cm)) is $9,172, according to OpeningBid's index of auction results. Some prices are not yet basis-verified (premium-inclusive or hammer).

### What is the average price of a large Siron Franco painting?

Based on 14 sold lots, the median auction price of a large Siron Franco painting (large (over 120 cm)) is $12,712, according to OpeningBid's index of auction results. Some prices are not yet basis-verified (premium-inclusive or hammer).

### What is Siron Franco's auction record?

Siron Franco's auction record is $36,616, set in 2012. Whether that record price includes the buyer's premium is not yet verified.

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Data last updated 2026-11-02. OpeningBid tracks 15,390,829 auction lots from 577 auction houses, refreshed nightly.

Cite this page as: OpeningBid, “Siron Franco auction prices”, https://www.openingbid.art/artist/siron-franco (updated 2026-11-02).

Historical auction data, not investment advice. Prices are premium-inclusive USD where the buyer's premium is recorded. Figures marked † are hammer prices (buyer's premium not included); ‡ marks a price whose basis is not yet verified. Non-USD results are converted at the sale month's rate.