diff --git a/cpp/src/arrow/acero/asof_join_node.cc b/cpp/src/arrow/acero/asof_join_node.cc
index eeaf6dd1f46ae..d19d2db299cba 100644
--- a/cpp/src/arrow/acero/asof_join_node.cc
+++ b/cpp/src/arrow/acero/asof_join_node.cc
@@ -19,7 +19,6 @@
 
 #include <atomic>
 #include <condition_variable>
-#include <iostream>
 #include <limits>
 #include <memory>
 #include <mutex>