diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f91b9d5d30..7eb39bf07c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 **Features**:
 
 - Apply clock drift correction to logs and trace metrics. ([#5609](https://github.com/getsentry/relay/pull/5609))
+- Add Culture context to event schema. ([#5615](https://github.com/getsentry/relay/pull/5615))
 
 **Internal**:
 
diff --git a/relay-event-schema/src/protocol/contexts/culture.rs b/relay-event-schema/src/protocol/contexts/culture.rs
new file mode 100644
index 00000000000..ac1d349646e
--- /dev/null
+++ b/relay-event-schema/src/protocol/contexts/culture.rs
@@ -0,0 +1,110 @@
+use relay_protocol::{Annotated, Empty, FromValue, IntoValue, Object, Value};
+
+use crate::processor::ProcessValue;
+
+/// Culture information.
+///
+/// Culture context describes the cultural properties relevant to how software is used
+/// in specific regions or locales.
+#[derive(Clone, Debug, Default, PartialEq, Empty, FromValue, IntoValue, ProcessValue)]
+pub struct CultureContext {
+    /// The calendar system in use.
+    ///
+    /// For example, `GregorianCalendar`.
+    #[metastructure(pii = "maybe")]
+    pub calendar: Annotated<String>,
+
+    /// Human-readable name of the culture.
+    ///
+    /// For example, `English (United States)`.
+    #[metastructure(pii = "maybe")]
+    pub display_name: Annotated<String>,
+
+    /// The name identifier, usually following the RFC 4646.
+    ///
+    /// For example, `en-US` or `pt-BR`.
+    #[metastructure(pii = "maybe")]
+    pub locale: Annotated<String>,
+
+    /// Whether the locale uses 24-hour time format.
+    #[metastructure(pii = "maybe")]
+    pub is_24_hour_format: Annotated<bool>,
+
+    /// The timezone of the locale.
+    ///
+    /// For example, `Europe/Vienna`.
+    #[metastructure(pii = "maybe")]
+    pub timezone: Annotated<String>,
+
+    /// Additional arbitrary fields for forwards compatibility.
+    #[metastructure(additional_properties, retain = true, pii = "maybe")]
+    pub other: Object<Value>,
+}
+
+impl super::DefaultContext for CultureContext {
+    fn default_key() -> &'static str {
+        "culture"
+    }
+
+    fn from_context(context: super::Context) -> Option<Self> {
+        match context {
+            super::Context::Culture(c) => Some(*c),
+            _ => None,
+        }
+    }
+
+    fn cast(context: &super::Context) -> Option<&Self> {
+        match context {
+            super::Context::Culture(c) => Some(c),
+            _ => None,
+        }
+    }
+
+    fn cast_mut(context: &mut super::Context) -> Option<&mut Self> {
+        match context {
+            super::Context::Culture(c) => Some(c),
+            _ => None,
+        }
+    }
+
+    fn into_context(self) -> super::Context {
+        super::Context::Culture(Box::new(self))
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::protocol::Context;
+
+    #[test]
+    fn test_culture_context_roundtrip() {
+        let json = r#"{
+  "calendar": "GregorianCalendar",
+  "display_name": "English (United States)",
+  "locale": "en-US",
+  "is_24_hour_format": false,
+  "timezone": "Europe/Vienna",
+  "other": "value",
+  "type": "culture"
+}"#;
+        let context = Annotated::new(Context::Culture(Box::new(CultureContext {
+            calendar: Annotated::new("GregorianCalendar".to_owned()),
+            display_name: Annotated::new("English (United States)".to_owned()),
+            locale: Annotated::new("en-US".to_owned()),
+            is_24_hour_format: Annotated::new(false),
+            timezone: Annotated::new("Europe/Vienna".to_owned()),
+            other: {
+                let mut map = Object::new();
+                map.insert(
+                    "other".to_owned(),
+                    Annotated::new(Value::String("value".to_owned())),
+                );
+                map
+            },
+        })));
+
+        assert_eq!(context, Annotated::from_json(json).unwrap());
+        assert_eq!(json, context.to_json_pretty().unwrap());
+    }
+}
diff --git a/relay-event-schema/src/protocol/contexts/mod.rs b/relay-event-schema/src/protocol/contexts/mod.rs
index f9c63b20c37..43afa71e7b3 100644
--- a/relay-event-schema/src/protocol/contexts/mod.rs
+++ b/relay-event-schema/src/protocol/contexts/mod.rs
@@ -2,6 +2,7 @@ mod app;
 mod browser;
 mod chromium_stability_report;
 mod cloud_resource;
+mod culture;
 mod device;
 mod flags;
 mod gpu;
@@ -26,6 +27,7 @@ pub use app::*;
 pub use browser::*;
 pub use chromium_stability_report::*;
 pub use cloud_resource::*;
+pub use culture::*;
 pub use device::*;
 pub use gpu::*;
 pub use memory_info::*;
@@ -101,6 +103,8 @@ pub enum Context {
     Otel(Box<OtelContext>),
     /// Cloud resource information.
     CloudResource(Box<CloudResourceContext>),
+    /// Culture information.
+    Culture(Box<CultureContext>),
     /// Nel information.
     Nel(Box<NelContext>),
     /// Performance score information.