Question: What is the birthdate of this Italian football manager and former professional footballer, who managed the 2011-12 Swindon Town F.C. season, alongside AC Milan, Lazio, Celtic, and Sheffield Wednesday?

Context articles: Tony Galvin
Tommy Crawshaw
Italo Galbiati
Dan Kirkwood
2011–12 Swindon Town F.C. season
Colin Prophett
Cliff Jackson (footballer)
2014–15 Sheffield Wednesday F.C. season
Paolo Di Canio
2013–14 Sheffield Wednesday F.C. season

Anthony 'Tony' Galvin (born 12 July 1956) is a former professional footballer who played as a Winger.
 He played most successfully with Tottenham Hotspur, for whom he played 201 league games.
 He would finish his league career with spells at Sheffield Wednesday and Swindon Town.
 He played for the Republic of Ireland, winning 29 caps including 3 in Euro 88.
Thomas Henry "Tommy" Crawshaw (27 December 1872 – 25 November 1960) was a professional footballer who played almost his entire League career with Sheffield Wednesday.
 Crawshaw was a centre-half whose career lasted from 1894 to 1909 during which time he played a total of 492 games in all competitions, scoring 27 goals.
 Crawshaw has gone down in the annals of Sheffield Wednesday as one of the key figures in the early history of the club.
 In the late 19th and early 20th centuries he appeared in The Wednesday side which lifted the FA Cup on two occasions and won the Football League First Division title twice.
 He is the only Sheffield Wednesday player to win two FA Cup winners medals with the club.
 He appeared for the England national football team on ten occasions.
Italo Galbiati (born 8 August 1937 in Italy) is an Italian football coach and former player.
 He is a trusted assistant to Fabio Capello having worked with Capello at AC Milan, Roma, Juventus, Real Madrid and England national team.
 He has also managed AC Milan himself on a caretaker basis, and is currently an assistant manager to Capello with the Russia national team.
Daniel "Dan" Kirkwood (24 December 1900 – 20 October 1977) was a Scottish professional footballer who played in the Scottish League for Rangers and scored 76 goals from 205 appearances in the Football League playing for Sheffield Wednesday, Brighton & Hove Albion, Luton Town and Swindon Town.
 He played as an inside right.
The 2011–12 season was Swindon Town's first season in the League Two since 2006–07.
 Under the management of former AC Milan, Lazio, Celtic, Sheffield Wednesday and West Ham United footballer Paolo Di Canio, Swindon were successful in winning their first trophy since 1996 after securing the League Two championship.
 Town were also runners-up in the Football League Trophy, losing to Chesterfield at Wembley Stadium.
 The club also competed in the FA Cup, beating Premier League outfit Wigan Athletic and the League Cup.
Colin George Prophett (born 8 March 1947 in Crewe) is a former professional footballer.
 He was a defender who played for Sheffield Wednesday, Norwich City, Swindon Town, Chesterfield and Crewe Alexandra.
Cliff Jackson (born 3 September 1941 in Swindon, Wiltshire) is an English former professional footballer who played as a forward.
 He made 396 appearances in the Football League for Swindon Town, Plymouth Argyle, Crystal Palace and Torquay United, before moving into non-league football with Cambridge City.
 Jackson also appeared for England Schoolboys whilst at Swindon Town.
During the 2014–15 football season, Sheffield Wednesday F.C. competed in three professional football competitions.
 Sheffield Wednesday competed in the 2014–15 Football League Championship (finishing 13th), 2014–15 FA Cup, and the 2014–15 Football League Cup.
 It was the Owls' third consecutive season in the Football League Championship, having secured promotion from League One in the 2011–12 season, securing Championship safety on the last day of the 2012–13 season and securing a 16th-place finish last season.
 The Football League season kicked-off at the beginning of August, along with the League Cup in the same month.
 Meanwhile, with Sheffield Wednesday being within the top two-tiers of the English football league system, the club did not enter the FA Cup until the beginning of January 2015, where they entered at Round 3 of the competition.
Paolo Di Canio (born 9 July 1968) is an Italian football manager and former professional footballer.
 During his playing career he made over 500 league appearances and scored over one hundred goals appearing primarily as a deep-lying forward but could also play as an attacking midfielder, or as a winger.
 A talented yet controversial player, Di Canio was known for his creativity, technical ability, and dribbling skills, as well as his temperamental character, tenacity and aggression on the pitch.
During the 2013–14 football season, Sheffield Wednesday Football Club will compete in three professional football competitions.
 Sheffield Wednesday will compete in the 2013–14 Football League Championship, 2013–14 FA Cup, and the 2013–14 Football League Cup.
 It will be the Owls' second consecutive season in the Football League Championship having secured promotion from League One in the 2011–12 season and then securing Championship safety on the last day of the 2012–13 season.
 The Football League season will kick-off at the beginning of August, along with the League Cup in the same month.
 Meanwhile, with Sheffield Wednesday being within the top two-tiers of the English football league system the club doesn't enter the FA Cup until the beginning of January 2014 where they enter at Round 3 of the competition.