/kˈɔllɪ tortonˈezɪ/
- Piemonte
- Vineyard Area: N/A
- Year Appellation Started: 1973
- Appellation Last modified: 2014
- Red Grapes: Aleatico, Barbera, Bonarda, Cabernet Franc, Cabernet Sauvignon, Freisa Grignolino, Lambrusco di Alessandria, Merlot, Nebbiolo, Croatina, Dolcetto, Pinot Nero, Sangiovese
- White Grapes: Barbera Bianca, Chardonnay, Cortese, Favorita, Müller-Thurghau, Pinot Bianco, Pinot Grigio, Riesling, Riesling Italico, Sauvignon Blanc, Timorasso
- Sparkling
- White (Bianco)
- Rosso (Red)
- Sparkling: 95% – 100% Cortese + 5% other non-aromatic grape varieties allowed for cultivation in the region for monovarietal label. Maximum 15% Cortese and/or Favorita and/or Muller Thurgau and/or Pinot Bianco and/or Pinot Grigio and/or Riesling Italico and/or Riesling Renano and/or Barbera Bianca and/or Chardonnay and/or Sauvignon and/or Sylvaner verde and/or Timorasso. Aleatico and/or Barbera and/or Bonarda and/or Dolcetto e/o Freisa and/or Grignolino and/or Pinot Nero and/or Cabernet Franc and/or Cabernet Sauvignon and/or Croatina and/or Lambrusca di Alessandria and/or Merlot and/or Nebbiolo and/or Sangiovese for rosato.
- Still White Wine: 100% Moscato Bianco or 95% – 100% Cortese or Timorasso + 5% other non-aromatic grape varieties allowed for cultivation in the region for monovarietal label. Minimum 85% Favorita + maximum 15% of other non-aromatic grape varieties allowed for cultivation in the region for monovarietal label. Maximum 15% Cortese and/or Favorita and/or Muller Thurgau and/or Pinot Bianco and/or Pinot Grigio and/or Riesling Italico and/or Riesling Renano and/or Barbera Bianca and/or Chardonnay and/or Sauvignon and/or Sylvaner verde and/or Timorasso.
- Still Red Wine: minimum 85% Barbera or Dolcetto or Freisa or Croatina + maximum  15% of other non-aromatic grape varieties allowed for cultivation in the region for monovarietal label. Aleatico and/or Barbera and/or Bonarda and/or Dolcetto and/or Freisa and/or Grignolino and/or Pinot Nero and/or Cabernet Franc and/or Cabernet Sauvignon and/or Croatina and/or Lambrusca di Alessandria and/or Merlot and/or Nebbiolo and/or Sangiovese for general “Rosso” label. With minimum 24 months ageing for Riserva.
- Rosato: Aleatico and/or Barbera and/or Bonarda and/or Dolcetto e/o Freisa and/or Grignolino and/or Pinot Nero and/or Cabernet Franc and/or Cabernet Sauvignon and/or Croatina and/or Lambrusca di Alessandria and/or Merlot and/or Nebbiolo and/or Sangiovese.
- Total Production: 19.794 Hectolitres
- White Wine: N/A
- Rose Wine: N/A
- Red Wine: N/A
- Colli Tortonesi DOC is known for a variety of wines, but it is particularly famous for its Timorasso, a native white grape variety that had nearly disappeared but has seen a revival in recent years.