Italy: Serie A - 2019-20

Italy: Serie A - 2019-20 - Earliest Hamiltonian win cycle
Lazio beat Juventus 3-1 (H) on 7 Dec 2019
Juventus beat Inter 2-1 (A) on 6 Oct 2019
Inter beat Udinese 1-0 (H) on 14 Sep 2019
Udinese beat Milan 1-0 (H) on 25 Aug 2019
Milan beat Parma 1-0 (A) on 1 Dec 2019
Parma beat Roma 2-0 (H) on 10 Nov 2019
Roma beat Hellas Verona 3-1 (A) on 1 Dec 2019
Hellas Verona beat Brescia Calcio 2-1 (H) on 3 Nov 2019
Brescia Calcio beat Cagliari 1-0 (A) on 25 Aug 2019
Cagliari beat Genoa 3-1 (H) on 20 Sep 2019
Genoa beat Fiorentina 2-1 (H) on 1 Sep 2019
Fiorentina beat Sampdoria 2-1 (H) on 25 Sep 2019
Sampdoria beat Torino 1-0 (H) on 22 Sep 2019
Torino beat Atalanta 3-2 (A) on 1 Sep 2019
Atalanta beat Sassuolo 4-1 (A) on 28 Sep 2019
Sassuolo beat Bologna 3-1 (H) on 8 Nov 2019
Bologna beat Napoli 2-1 (A) on 1 Dec 2019
Napoli beat Lecce 4-1 (A) on 22 Sep 2019
Lecce beat SPAL 3-1 (A) on 25 Sep 2019
SPAL beat Lazio 2-1 (H) on 15 Sep 2019

HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.