diff --git a/src/Uno.UI.Tests/Windows_Globalization/Given_CalendarFormatter.cs b/src/Uno.UI.Tests/Windows_Globalization/Given_CalendarFormatter.cs
index 06b802b8c033..75a770a0f6ae 100644
--- a/src/Uno.UI.Tests/Windows_Globalization/Given_CalendarFormatter.cs
+++ b/src/Uno.UI.Tests/Windows_Globalization/Given_CalendarFormatter.cs
@@ -4,6 +4,8 @@
 using FluentAssertions;
 using FluentAssertions.Execution;
 using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using System.Collections.Generic;
 
 namespace Uno.UI.Tests.Windows_Globalization
 {
@@ -11,12 +13,12 @@ namespace Uno.UI.Tests.Windows_Globalization
 	public class Given_CalendarFormatter
 	{
 		[TestMethod]
-		[DataRow("day month year", "en-US", "{month.numeric}/{day.integer}/{year.full}")]
-		[DataRow("day month year", "en-CA", "{year.full}-{month.numeric}-{day.integer(2)}")]
-		[DataRow("day month year", "en-GB", "{day.integer(2)}/{month.numeric}/{year.full}")]
-		[DataRow("day month year", "fr-CA", "{year.full}-{month.numeric}-{day.integer(2)}")]
-		[DataRow("day month year", "fr-FR", "{day.integer(2)}/{month.numeric}/{year.full}")]
-		[DataRow("day month year", "hu-HU", "{year.full}. {month.numeric}. {day.integer(2)}.")]
+		[DataRow("day month year", "en-US", "{month.integer}/{day.integer}/{year.full}")]
+		[DataRow("day month year", "en-CA", "{year.full}-{month.integer(2)}-{day.integer(2)}")]
+		[DataRow("day month year", "en-GB", "{day.integer(2)}/{month.integer(2)}/{year.full}")]
+		[DataRow("day month year", "fr-CA", "{year.full}-{month.integer(2)}-{day.integer(2)}")]
+		[DataRow("day month year", "fr-FR", "{day.integer(2)}/{month.integer(2)}/{year.full}")]
+		[DataRow("day month year", "hu-HU", "{year.full}. {month.integer(2)}. {day.integer(2)}.")]
 		public void When_UsingVariousLanguages(string format, string language, string expectedPattern)
 		{
 			var sut = new DateTimeFormatter(format, new[] { language });
@@ -24,6 +26,33 @@ public void When_UsingVariousLanguages(string format, string language, string ex
 			firstPattern.Should().Be(expectedPattern);
 		}
 
+		[TestMethod]
+		public void When_FormattingDateVariants_ShouldProduceExpectedFormats()
+		{
+			var expectedResults = new Dictionary<string, string>
+		{
+			{ "{day.integer}/{month.integer}/{year.full}", "27/6/2024" },
+			{ "{month.full} {year.full}", "June 2024" },
+			{ "{month.full} {day.integer}", "June 27" },
+			{ "{dayofweek.abbreviated}, {day.integer} {month.abbreviated} {year.full}", "Thu, 27 Jun 2024" },
+			{ "{year.full}-{month.integer}-{day.integer}", "2024-6-27" },
+			{ "{day.integer}/{month.integer}/{year.abbreviated}", "27/6/24" },
+			{ "{day.integer} {month.abbreviated} {year.full}", "27 Jun 2024" },
+			{ "{month.full} {day.integer}, {year.full}", "June 27, 2024" },
+			{ "{month.abbreviated} {day.integer}, {year.full}", "Jun 27, 2024" },
+			{ "{dayofweek.full}, {day.integer} {month.full} {year.full}", "Thursday, 27 June 2024" },
+			{ "{dayofweek.abbreviated}, {day.integer} {month.abbreviated} {year.abbreviated}", "Thu, 27 Jun 24" }
+		};
+			foreach (var kvp in expectedResults)
+			{
+				var template = kvp.Key;
+				var expected = kvp.Value;
+				var formatter = new DateTimeFormatter(template);
+				var formattedDate = formatter.Format(new(2024, 6, 27, 14, 30, 0, TimeSpan.Zero));
+				Assert.AreEqual(expected, formattedDate, $"Mismatch for template: {template}");
+			}
+		}
+
 #if !NET7_0_OR_GREATER // https://github.com/unoplatform/uno/issues/9080
 		[TestMethod]
 		[DataRow("day", "en-US|fr-CA|ru-RU", "{day.integer}|{day.integer}|{day.integer}")]
diff --git a/src/Uno.UWP/Globalization/DateTimeFormatting/DateTimeFormatter.cs b/src/Uno.UWP/Globalization/DateTimeFormatting/DateTimeFormatter.cs
index c354b603d727..bc00ca60796a 100644
--- a/src/Uno.UWP/Globalization/DateTimeFormatting/DateTimeFormatter.cs
+++ b/src/Uno.UWP/Globalization/DateTimeFormatting/DateTimeFormatter.cs
@@ -623,7 +623,7 @@ void AddToBuilder(StringBuilder builder, char lastChar, int count)
 
 					while (count >= 4)
 					{
-						builder.Append("{year.full(4)}");
+						builder.Append("{year.full}");
 						count -= 4;
 					}
 
@@ -668,7 +668,7 @@ void AddToBuilder(StringBuilder builder, char lastChar, int count)
 
 					while (count >= 1)
 					{
-						builder.Append("{month.integer(1)}");
+						builder.Append("{month.integer}");
 						count -= 1;
 					}
 
@@ -695,7 +695,7 @@ void AddToBuilder(StringBuilder builder, char lastChar, int count)
 
 					while (count >= 1)
 					{
-						builder.Append("{day.integer(1)}");
+						builder.Append("{day.integer}");
 						count -= 1;
 					}