Ahead of the 153rd Open Championship, Joaquin Niemann arrived at Royal Portrush this week. Recently, he was seen practising the back nine on the Dunluce Links before The Open begins on July 17, 2025. An Instagram reel of his practice session shows him teeing off from the final stretch all under the breezy Northern Ireland sky.Precision Meets Heritage The Dunluce Links, a par-71 measuring 7,381 yards, returned to host The Open Championship after Shane Lowry’s memorable win in 2019. Niemann spent extra time practicing tees on holes like 14 and 17, both redesigned by Martin Ebert and known for their elevation changes and tight, deep bunkers.On July 14, an Instagram post was shared from the official accounts of the Open, Torque GC, the Livgolf League, and Joaco Niemann. The caption of the post reads:"Back 9 in Royal Portrush 🏌🏻Holes 10-14 💪🏽#theopen" View this post on Instagram Instagram PostJoaquin Niemann has been in great form this season on the LIV Golf League. He didn’t have the best start in Riyadh, finishing tied for 33rd, but things quickly turned around after that. His first win came in Adelaide, and since then, he’s looked unstoppable.He went on to win three more tournaments—in Singapore, Mexico City, and Virginia. As of now, Nieman is gearing up for a strong performance at the open championship. With that, let's look at the complete field of the 2025 Open Championship.The Open Championship 2025 playing field exploredThe 2025 Open Championship will take place from Thursday, July 17 to Sunday, July 20 at Royal Portrush Golf Club in Northern Ireland. It marks the third time the event is being held at the historic venue and the first return since 2019. This year’s tournament will see top talent from the PGA Tour, DP World Tour, and LIV Golf.A total of 19 players from the Saudi-backed LIV circuit are set to tee it up, adding even more competition to the final major of the season. The field was finalized on Sunday, July 13, following the Genesis Scottish Open. Chris Gotterup, Nicolai Højgaard, and Matti Schmid secured their spots based on their performances in the event. Meanwhile, Si Woo Kim was added to the lineup as a replacement for Ernie Els, who withdrew due to injury.Here's a look at the field of the 2025 Open Championship:Ludvig AbergCameron AdamMikiya AkutsuByeong Hun AnJohn AxelsenDaniel BergerChristiaan BezuidenhoutAkshay BhatiaGeorge BloorKeegan BradleyDaniel BrownDean BurmesterSam BurnsBrian CampbellLaurie CanterPatrick CantlayJohn CatlinBud CauleySebastian CaveK.J. ChoiStewart CinkWyndham ClarkDarren ClarkeCorey ConnersMartin CouvraJason DayBryson DeChambeauThomas DetryNico EchavarriaSi Woo KimHarris EnglishEthan FangOJ FarrellDarren FichardtTony FinauMatt FitzpatrickTommy FleetwoodRickie FowlerRyan FoxSergio GarciaLucas GloverConnor GrahamMax GreysermanBen GriffinJulien GuerrierHarry HallBrian HarmanPadraig HarringtonJustin HastingsTyrrell HattonRussell HenleyLucas HerbertAngel Hidalgo PortilloDaniel HillierTom HogeRasmus HøjgaardRikuya HoshinoViktor HovlandMackenzie HughesSungjae ImShugo ImahiraStephan JaegerFilip JakubcikDustin JohnsonZach JohnsonRyggs JohnstonFrazer JonesMatthew JordanSadom KaewkanjanaTakumi KanayaRiki KawamotoMichael KimTom KimNathan KimseyChris KirkCurtis KnipesBrooks KoepkaJason KokrakRomain LangasqueThriston LawrenceMin Woo LeeMarc LeishmanJustin LeonardHaotong LiOliver LindellShane LowryCurtis LuckRobert MacIntyreMatteo ManasseroHideki MatsuyamaDenny McCarthyMatt McCartyRory McIlroyTom McKibbinMaverick McNealyPhil MickelsonGuido MigliozziFrancesco MolinariCollin MorikawaDylan NaidooBryan NewmanJoaquin NiemannNiklas NorgaardShaun NorrisAndrew NovakJacob Skov OlesenThorbjørn OlesenLouis OosthuizenCarlos OrtizJohn ParryMatthieu PavonRyan PeakeTaylor PendrithMarco PengeJ.T. PostonAldrich PotgieterJon RahmAaron RaiPatrick ReedKristoffer ReitanJustin RoseAntoine RoznerAdrien SaddierJesper SandborgXander SchauffeleScottie SchefflerAdam ScottCameron SmithJordan SmithElvis SmylieSebastian SoderbergYoung-han SongJ.J. SpaunJordan SpiethHenrik StensonSepp StrakaJustin SuhJesper SvenssonNick TaylorRichard TederSahith TheegalaJustin ThomasDavis ThompsonDaniel van TonderJhonattan VegasMatt WallaceJustin WaltersPaul WaringLee WestwoodCameron YoungDaniel YoungKevin YuSampson ZhengChris GotterupNicolai HojgaardMatti Schmid