diff --git a/src/imcflibs/strtools.py b/src/imcflibs/strtools.py
index 49db1d54b98b7300d8df6aeec130980981a021e8..2f1c6269ab20d4f050c9e9f960116e085b658328 100644
--- a/src/imcflibs/strtools.py
+++ b/src/imcflibs/strtools.py
@@ -76,3 +76,24 @@ def flatten(lst):
     for line in lst:
         flat += line
     return flat
+
+
+def strip_prefix(string, prefix):
+    """Remove a given prefix from a string.
+
+    Parameters
+    ----------
+    string : str
+        The original string from which the prefix should be removed.
+    prefix : str
+        The prefix to be removed.
+
+    Returns
+    -------
+    str
+        The original string without the given prefix. In case the original
+        string doesn't start with the prefix, it is returned unchanged.
+    """
+    if string.startswith(prefix):
+        string = string[len(prefix):]
+    return string
diff --git a/tests/test_strtools.py b/tests/test_strtools.py
index c49a762a7ed288829b87e86a702e1d4b8671ae6e..823b56156b054ab41af0b3644174f3e888630f58 100644
--- a/tests/test_strtools.py
+++ b/tests/test_strtools.py
@@ -7,6 +7,7 @@ import os
 from imcflibs.strtools import _is_string_like
 from imcflibs.strtools import filename
 from imcflibs.strtools import flatten
+from imcflibs.strtools import strip_prefix
 
 __author__ = "Niko Ehrenfeuchter"
 __copyright__ = "Niko Ehrenfeuchter"
@@ -29,4 +30,9 @@ def test_filename_from_handle(tmpdir):
 
 
 def test_flatten():
-    assert flatten(('foo', 'bar')) == 'foobar'
\ No newline at end of file
+    assert flatten(('foo', 'bar')) == 'foobar'
+
+
+def test_strip_prefix():
+    assert strip_prefix('foobar', 'foo') == 'bar'
+    assert strip_prefix('foobar', 'bar') == 'foobar'
\ No newline at end of file