Career
Youth career Born in Massa, Tuscany, Vignali joined F.C. Internazionale Milano in 2005-2006 season. He spent his sole season in Giovanissimi Nazionali under-15 team, as a forward. That season he scored 4 goals, as the 6th goalscorer of the team behind Mattia Destro, Joel Obi, Nicola Piras, Karim Laribi and Marco Puntoriere.
(Except Obi and Laribi, all were forwards Vignali only able to ahead other forward and wing forward such as Luca Tremolada and Giovanni Kyeremateng as 4th striker) In August 2006 he was loaned to Spezia.
In August 2007 Spezia signed Vignali outright along with Francesco Biasi and also loaned Paolo Campinoti and Alessio Lanotte from Inter academy. Spezia bankrupted at the end of 2007-2008 Serie B. Vignali joined another Serie B team Sassuolo.
Sassuolo also signed number of players from Inter directly or indirectly. In 2009-2010 season, he often played as an attacking midfielder or wing forward for Sassuolo"s Primavera (literally "spring"), partnered with Umberto Bellani, Raffaele Conforto, Milan Jirásek (midfielder), Diego Falcinelli, Mame Baba Thiam (forward), Pellegrino Albanese (defender) and Alberto Gallinetta (goalkeeper), all former Inter players.
Moreover Giorgio Schiavini was also from Inter but already promoted to the first team in 2009-2010 Serie B, and young Inter defender Nemanja Mitrović was a backup.
Along with other youth product of Sassuolo, the team finished as the eleven (out of 14 team) in Group A. Vignali personally scored 2 goals. In the next season, Vignali was a midfielder of the team or one of the forwards (as wing forward) in 3–4–3 formation. Senior career Vignali also made his Serie B debut during 2010-2011 Serie B. He replaced Andrea Catellani in the last minutes on 1 March 2011.
In July 2011 Vignali left for newly promoted Italian fourth division club Mantova in co-ownership deal along with Albanese.
In June 2012 Vignali"s registration rights was fully owned by Mantova. However he was soon released and joined Massese of Serie Doctorate.