Ben Youngs will become only the second player to have amassed a century of England caps if he plays against Italy in Saturday's final 2020 Six Nations match.
Only Jason Leonard has reached the milestone before and, here, the PA news agency takes a look at the facts and figures behind their routes to 100 appearances in the Red Rose jersey.
Ben Youngs
Position: Scrum-half
Club: Leicester
England caps: 99
Age at 100 caps: 31
Time taken to reach 100 caps: 10 years
Honours: Grand Slam – 2016. Six Nations titles – 2011, 2017
Coaches played under: Martin Johnson, Stuart Lancaster, Eddie Jones
Main competitors: Danny Care, Richard Wigglesworth, Lee Dickson, Willi Heinz
Jason Leonard
Position: Prop
Clubs: Saracens, Harlequins
England caps: 114
Age at 100 caps: 34
Time taken to reach 100 caps: 13 years
Honours: World Cup – 2003. Grand Slams – 1991, 1992, 1995, 2003. Five Nations titles – 1996. Six Nations titles – 2000, 2001
Coaches played under: Geoff Cooke, Jack Rowell, Sir Clive Woodward
Main competitors: Paul Rendall, Martin Hynes, Graham Rowntree, Trevor Woodman