diff --git a/EVENTS.txt b/EVENTS.txt
index 96250f64c7..42aecfaf90 100644
--- a/EVENTS.txt
+++ b/EVENTS.txt
@@ -640,3 +640,10 @@ EndLog: After writing to the logs
 - $msg
 - $filename
 
+StartBlockProfile: when we're about to block
+- $user: the person doing the block
+- $profile: the person getting blocked, can be remote
+
+EndBlockProfile: when a block has succeeded
+- $user: the person doing the block
+- $profile: the person blocked, can be remote
diff --git a/actions/apiblockcreate.php b/actions/apiblockcreate.php
index e79dec32d0..c26485f591 100644
--- a/actions/apiblockcreate.php
+++ b/actions/apiblockcreate.php
@@ -109,9 +109,16 @@ class ApiBlockCreateAction extends ApiAuthAction
             return;
         }
 
-        if ($this->user->hasBlocked($this->other)
-            || $this->user->block($this->other)
-        ) {
+        if (!$this->user->hasBlocked($this->other)) {
+            if (Event::handle('StartBlockProfile', array($this->user, $this->other))) {
+                $result = $this->user->block($this->other);
+                if ($result) {
+                    Event::handle('EndBlockProfile', array($this->user, $this->other));
+                }
+            }
+        }
+
+        if ($this->user->hasBlocked($this->other)) {
             $this->initDocument($this->format);
             $this->showProfile($this->other, $this->format);
             $this->endDocument($this->format);
diff --git a/actions/block.php b/actions/block.php
index 71a34e0879..5fae45dffc 100644
--- a/actions/block.php
+++ b/actions/block.php
@@ -156,7 +156,12 @@ class BlockAction extends ProfileFormAction
     {
         $cur = common_current_user();
 
-        $result = $cur->block($this->profile);
+        if (Event::handle('StartBlockProfile', array($cur, $this->profile))) {
+            $result = $cur->block($this->profile);
+            if ($result) {
+                Event::handle('EndBlockProfile', array($cur, $this->profile));
+            }
+        }
 
         if (!$result) {
             $this->serverError(_('Failed to save block information.'));
@@ -164,4 +169,3 @@ class BlockAction extends ProfileFormAction
         }
     }
 }
-