27 June - 28 June R&A Vagliano & Junior Vagliano Trophies Royal Hague, The Netherlands The Hague, South Holland, Netherlands
3 July England Golf Boys County South East Qualifier Clandon Regis Epsom Road, West Clandon, Surrey, United Kingdom
4 July - 6 July England Golf Logan Trophy – Mens 35+ Rockliffe Hall, Durham Hurworth Road, Hurworth-on-Tees, England, United Kingdom
6 July Old Fold Manor Mens Scratch/Mid Am Open Old Fold Manor Convent Close 1, Barnet, England, United Kingdom
6 July East Herts Mixed Open East Herts Buntingford, Hertfordshire, United Kingdom Mixed Open Application 2025
8 July - 11 July R&A Mens & Womens Senior Amateur Championships Walton Heath, Surrey Walton on the Hill, England, United Kingdom
9 July South Herts Mixed Seniors Open South Herts Golf Club Links Drive, Totteridge, Herts, United Kingdom
12 July England Golf Mens County South East Qualifier The Millbrook Millbrook, Bedfordshire, United Kingdom
15 July - 17 July England Golf McGregor Trophy – Boys U16 Radcliffe on Trent, Notts Radcliffe on Trent, England, United Kingdom
16 July - 17 July England Golf Mens Seniors County South East Qualifier Chelmsford Widford Road, Chelmsford, Essex, United Kingdom
17 July Verulam Ladies Weekday Team Open Verulam London Road 226, St. Albans, Hertfordshire, United Kingdom
17 July - 20 July The Open Championship Royal Portrush, Northern Ireland Dunluce Road, Northern Ireland, United Kingdom
21 July County Mens Mid Age Championship (35+) Letchworth Letchworth Lane, Letchworth Garden City, Hertfordshire, United Kingdom
21 July The Hertfordshire Ladies Team Open The Hertfordshire Golf Club Broxbournebury Mansion, White Stubbs Lane, Broxbourne, Hertfordshire, United Kingdom
22 July - 24 July English Girls’ Open Stroke Play Championship Sherwood Forest, Notts England, United Kingdom
22 July - 25 July England Golf Carris Trophy – Boys U18 Luffenham Heath, Leicestershire England, United Kingdom
23 July - 24 July South East Group Mens Seniors Championship – Alan Hobson Trophy Stanmore Golf Club Gordon Avenue 29, Stanmore, Middlesex, United Kingdom
27 July County Mixed Team Challenge Event Porters Park Shenley Hill, Radlett, England, United Kingdom
29 July - 31 July English Girls’ U16 and U14 Stroke Play Championship Old Fold Manor Convent Close 1, Barnet, England, United Kingdom
29 July - 3 August English Amateur Championship Royal Liverpool & Wallasey Wallasey, England, United Kingdom
5 August - 6 August County Mens Seniors Championship Hanbury Manor Ware, Hertfordshire, United Kingdom
5 August - 7 August England Golf Reid Trophy – Boys U14 Fulford, Yorkshire Fulford, England, United Kingdom
6 August East Herts Ladies Open East Herts Buntingford, Hertfordshire, United Kingdom Ladies Open Application 2025
7 August Letchworth Junior Open Letchworth Letchworth Lane, Letchworth Garden City, Hertfordshire, United Kingdom LGC Junior Open entry form 2025
11 August Old Fold Manor Mens Seniors Team Open Old Fold Manor Convent Close 1, Barnet, England, United Kingdom
11 August - 15 August English Senior Men’s Amateur Championship Burhill, Surrey Burwood Road, Hersham, England, United Kingdom
12 August East Region Championship – Womens, Girls & Senior Womens Bishop's Stortford Golf Club Dunmow Rd, Bishop's Stortford, United Kingdom
13 August Porters Park Mens Seniors 4BBB Open Porters Park Shenley Hill, Radlett, England, United Kingdom
16 August Verulam Ladies Weekend Team Open Verulam London Road 226, St. Albans, Hertfordshire, United Kingdom
18 August Verulam Mens Senior 4BBB Open Verulam London Road 226, St. Albans, Hertfordshire, United Kingdom
18 August Brookmans Park Junior Open Brookmans Park Golf Club Golf Club Rd, Brookmans Park, Hatfield AL9 7AT, UK Junior Open 2025
20 August The Hertfordshire Junior Open The Hertfordshire Golf Club Broxbournebury Mansion, White Stubbs Lane, Broxbourne, Hertfordshire, United Kingdom
21 August South Herts Ladies 4BBB Open South Herts Golf Club Links Drive, Totteridge, Herts, United Kingdom
22 August Porters Park Womens Centenary Scratch Open Porters Park Shenley Hill, Radlett, England, United Kingdom
22 August County Girls Championship & County Boys Under 14 Championship The Hertfordshire Golf Club Broxbournebury Mansion, White Stubbs Lane, Broxbourne, Hertfordshire, United Kingdom
22 August - 23 August R&A Jacques Leglise Trophy Royal Golf Club of Belgium, Belgium Koninklijke Wandeling 1, Tervuren, Vlaams Gewest, Belgium
29 August @ 08:00 - 17:00 Moor Park Junior Open Herts Stag Moor Park Rickmansworth, Hertfordshire, United Kingdom
30 August - 31 August English Women’s Champion Club City of Newcastle Newcastle, New South Wales, Australia
1 September South Herts Junior Open South Herts Golf Club Links Drive, Totteridge, Herts, United Kingdom
6 September Verulam Mens Samuel Ryder Trophy Open Verulam London Road 226, St. Albans, Hertfordshire, United Kingdom
6 September - 7 September Girls’, Senior Women’s & Women’s County Champion of Champions Woodhall Spa, Lincs Woodhall Spa, England, United Kingdom
8 September County Womens Autumn Meeting South Herts Golf Club Links Drive, Totteridge, Herts, United Kingdom
10 September Porters Park Mens Mid Am Open Porters Park Shenley Hill, Radlett, England, United Kingdom
10 September Brickendon Grange Ladies Open Brickendon Grange Pembridge Lane, Brickendon, Hertfordshire, United Kingdom