diff --git a/CHANGES.txt b/CHANGES.txt
index 20bc48dce..a9db622d9 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,6 @@
-Contract Configurator 1.30.6
+Contract Configurator 1.31.0
+- Add FirstName and LastName methods to Kerbal.
+- Kerbals and Celestial Bodies used as strings now include the correct Lingoona gender suffixes.
 - Allow PNG/DSS to be auto-detected correctly in dialog boxes.
 
 Contract Configurator 1.30.5
diff --git a/source/ContractConfigurator/ExpressionParser/Parsers/Classes/CelestialBodyParser.cs b/source/ContractConfigurator/ExpressionParser/Parsers/Classes/CelestialBodyParser.cs
index f9dd14b11..d4c8fca78 100644
--- a/source/ContractConfigurator/ExpressionParser/Parsers/Classes/CelestialBodyParser.cs
+++ b/source/ContractConfigurator/ExpressionParser/Parsers/Classes/CelestialBodyParser.cs
@@ -85,7 +85,6 @@ public static void RegisterMethods()
                 cb.BiomeMap.Attributes.Select(att => new Biome(cb, att.name)).ToList() : new List<Biome>()));
 
             RegisterMethod(new Method<CelestialBody, string>("Name", cb => cb?.name));
-            RegisterMethod(new Method<CelestialBody, string>("DisplayName", cb => cb?.displayName));
 
             RegisterMethod(new Method<CelestialBody, double>("Multiplier", cb => cb != null ? GameVariables.Instance.GetContractDestinationWeight(cb) : 1.0));
 
@@ -113,7 +112,7 @@ public override U ConvertType<U>(CelestialBody value)
         {
             if (typeof(U) == typeof(string))
             {
-                return (U)(object)value.CleanDisplayName();
+                return (U)(object)value.displayName;
             }
             return base.ConvertType<U>(value);
         }
diff --git a/source/ContractConfigurator/ExpressionParser/Parsers/Classes/KerbalParser.cs b/source/ContractConfigurator/ExpressionParser/Parsers/Classes/KerbalParser.cs
index 350757d6b..3d9d82dee 100644
--- a/source/ContractConfigurator/ExpressionParser/Parsers/Classes/KerbalParser.cs
+++ b/source/ContractConfigurator/ExpressionParser/Parsers/Classes/KerbalParser.cs
@@ -30,8 +30,8 @@ public static void RegisterMethods()
             RegisterMethod(new Method<Kerbal, ProtoCrewMember.RosterStatus>("RosterStatus", k => k == null ? ProtoCrewMember.RosterStatus.Dead : k.rosterStatus));
             RegisterMethod(new Method<Kerbal, ProtoCrewMember.KerbalType>("Type", k => k == null ? ProtoCrewMember.KerbalType.Applicant : k.kerbalType));
             RegisterMethod(new Method<Kerbal, ProtoCrewMember.Gender>("Gender", k => k == null ? ProtoCrewMember.Gender.Male : k.gender));
-            RegisterMethod(new Method<Kerbal, string>("DisplayName", k => k?.DisplayName()));
             RegisterMethod(new Method<Kerbal, string>("FirstName", k => k?.FirstName()));
+            RegisterMethod(new Method<Kerbal, string>("LastName", k => k?.LastName()));
 
             RegisterGlobalFunction(new Function<List<Kerbal>>("AllKerbals", () => HighLogic.CurrentGame == null ? new List<Kerbal>() :
                 HighLogic.CurrentGame.CrewRoster.AllKerbals().Select<ProtoCrewMember, Kerbal>(pcm => new Kerbal(pcm)).ToList(), false));
@@ -81,7 +81,7 @@ public override U ConvertType<U>(Kerbal value)
         {
             if (typeof(U) == typeof(string))
             {
-                return (U)(object)(value == null ? "" : value.ToString());
+                return (U)(object)(value == null ? "" : value.DisplayName());
             }
             return base.ConvertType<U>(value);
         }
diff --git a/source/ContractConfigurator/ExpressionParser/Wrappers/Kerbal.cs b/source/ContractConfigurator/ExpressionParser/Wrappers/Kerbal.cs
index e6bb9fb01..e544e7dc3 100644
--- a/source/ContractConfigurator/ExpressionParser/Wrappers/Kerbal.cs
+++ b/source/ContractConfigurator/ExpressionParser/Wrappers/Kerbal.cs
@@ -191,13 +191,25 @@ public override string ToString()
         ///   Gets the full name with the Lingoona gender extension, e.g. "Valentina Kerman^f"
         /// </summary>
         public string DisplayName()
-            => this.name + this.GetLingoonaExtension();
+        {
+            return StringBuilderCache.Format("{0}{1}", name, GetLingoonaExtension());
+        }
 
         /// <summary>
-        ///   Gets the full name with the Lingoona gender extension, e.g. "Jebediah^m"
+        ///   Gets the first name with the Lingoona gender extension, e.g. "Jebediah^m"
         /// </summary>
         public string FirstName()
-            => this.name.Split(new char[] { ' ' }).First() + this.GetLingoonaExtension();
+        {
+            return StringBuilderCache.Format("{0}{1}", name.Substring(0, name.IndexOf(' ')), GetLingoonaExtension());
+        }
+
+        /// <summary>
+        ///   Gets the last name with the Lingoona gender extension, e.g. "Kerman^m"
+        /// </summary>
+        public string LastName()
+        {
+            return StringBuilderCache.Format("{0}{1}", name.Substring(name.IndexOf(' ') + 1), GetLingoonaExtension());
+        }
 
         /// <summary>
         ///   Gets the Lingoona extension for the gender of the Kerbal.  Ideally, we'd let
@@ -240,7 +252,7 @@ public static Kerbal Load(ConfigNode node)
                 return k;
             }
         }
-
+        
         public static void RemoveKerbal(Kerbal kerbal)
         {
             if (kerbal.pcm != null)
diff --git a/test/Expression.cfg b/test/Expression.cfg
index 3f168db01..c2f8a72d9 100644
--- a/test/Expression.cfg
+++ b/test/Expression.cfg
@@ -61,6 +61,19 @@ CONTRACT_TYPE
         nospace =  "RandomKerbalName(Male) and RandomKerbalName(Female) something something (spoilers)"
         space = " RandomKerbalName(Male) and RandomKerbalName(Female) something something (spoilers)"
         qtest = "quoted " + "test"
+
+        firstName = @/k1.FirstName()
+        lastName = @/k2.LastName()
+        fullName = @/k2
+        fullName2 = "The Kerbal is @/k2"
+    }
+
+    DATA
+    {
+        type = Kerbal
+
+        k1 = Valentina Kerman
+        k2 = NewKerbal()
     }
 
     DATA