diff --git a/lldb/include/lldb/lldb-enumerations.h b/lldb/include/lldb/lldb-enumerations.h
--- a/lldb/include/lldb/lldb-enumerations.h
+++ b/lldb/include/lldb/lldb-enumerations.h
@@ -590,6 +590,7 @@
   eArgTypeWatchType,
   eArgRawInput,
   eArgTypeCommand,
+  eArgTypeColumnNum,
   eArgTypeLastArg // Always keep this entry as the last entry in this
                   // enumeration!!
 };
diff --git a/lldb/source/Commands/CommandObjectBreakpoint.cpp b/lldb/source/Commands/CommandObjectBreakpoint.cpp
--- a/lldb/source/Commands/CommandObjectBreakpoint.cpp
+++ b/lldb/source/Commands/CommandObjectBreakpoint.cpp
@@ -274,7 +274,7 @@
         m_func_name_type_mask |= eFunctionNameTypeBase;
         break;
 
-      case 'C':
+      case 'u':
         if (option_arg.getAsInteger(0, m_column))
           error.SetErrorStringWithFormat("invalid column number: %s",
                                          option_arg.str().c_str());
diff --git a/lldb/source/Commands/Options.td b/lldb/source/Commands/Options.td
--- a/lldb/source/Commands/Options.td
+++ b/lldb/source/Commands/Options.td
@@ -115,6 +115,8 @@
   def breakpoint_set_line : Option<"line", "l">, Group<1>, Arg<"LineNum">,
     Required,
     Desc<"Specifies the line number on which to set this breakpoint.">;
+  def breakpoint_set_column : Option<"column", "u">, Group<1>, Arg<"ColumnNum">,
+    Desc<"Specifies the column number on which to set this breakpoint.">;
   def breakpoint_set_address : Option<"address", "a">, Group<2>,
     Arg<"AddressOrExpression">, Required,
     Desc<"Set the breakpoint at the specified address.  If the address maps "
diff --git a/lldb/source/Interpreter/CommandObject.cpp b/lldb/source/Interpreter/CommandObject.cpp
--- a/lldb/source/Interpreter/CommandObject.cpp
+++ b/lldb/source/Interpreter/CommandObject.cpp
@@ -1105,7 +1105,8 @@
     { eArgTypeWatchpointIDRange, "watchpt-id-list", CommandCompletions::eNoCompletion, { nullptr, false }, "For example, '1-3' or '1 to 3'." },
     { eArgTypeWatchType, "watch-type", CommandCompletions::eNoCompletion, { nullptr, false }, "Specify the type for a watchpoint." },
     { eArgRawInput, "raw-input", CommandCompletions::eNoCompletion, { nullptr, false }, "Free-form text passed to a command without prior interpretation, allowing spaces without requiring quotes.  To pass arguments and free form text put two dashes ' -- ' between the last argument and any raw input." },
-    { eArgTypeCommand, "command", CommandCompletions::eNoCompletion, { nullptr, false }, "An LLDB Command line command." }
+    { eArgTypeCommand, "command", CommandCompletions::eNoCompletion, { nullptr, false }, "An LLDB Command line command." },
+    { eArgTypeColumnNum, "column", CommandCompletions::eNoCompletion, { nullptr, false }, "Column number in a source file." }
     // clang-format on
 };
 
diff --git a/lldb/test/Shell/Commands/command-breakpoint-col.test b/lldb/test/Shell/Commands/command-breakpoint-col.test
new file mode 100644
--- /dev/null
+++ b/lldb/test/Shell/Commands/command-breakpoint-col.test
@@ -0,0 +1,5 @@
+# RUN: %clang_host -g -O0 %S/Inputs/main.c -o %t.out
+# RUN: %lldb -b -o 'help breakpoint set' -o 'breakpoint set -f main.c -l 2 -u 21' %t.out | FileCheck %s
+# CHECK: -u <column> ( --column <column> )
+# CHECK: Specifies the column number on which to set this breakpoint.
+# CHECK: at main.c:2:21