diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/models/backendServiceOption.interface.ts b/aurelia-slickgrid/src/aurelia-slickgrid/models/backendServiceOption.interface.ts
index 2107e31e2..f2524d81a 100644
--- a/aurelia-slickgrid/src/aurelia-slickgrid/models/backendServiceOption.interface.ts
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/models/backendServiceOption.interface.ts
@@ -1,4 +1,5 @@
 import { BackendEventChanged } from './backendEventChanged.interface';
+import { QueryArgument } from './queryArgument.interface';
 
 export interface BackendServiceOption {
   /** What is the dataset name, this is required for the GraphQL query to be built */
@@ -16,6 +17,13 @@ export interface BackendServiceOption {
   /** Execute the process callback command on component init (page load) */
   executeProcessCommandOnInit?: boolean;
 
+  /**
+   * Extra query arguments that be passed in addition to the default query arguments
+   * For example in GraphQL, if we want to pass "userId" and we want the query to look like
+   * users (first: 20, offset: 10, userId: 123) { ... }
+   */
+  extraQueryArguments?: QueryArgument[];
+
   /** Backend Service API callback definitions */
   onBackendEventApi?: BackendEventChanged;
 }
diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/models/index.ts b/aurelia-slickgrid/src/aurelia-slickgrid/models/index.ts
index eed49bfe0..202e60333 100644
--- a/aurelia-slickgrid/src/aurelia-slickgrid/models/index.ts
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/models/index.ts
@@ -62,6 +62,7 @@ export * from './operatorString';
 export * from './operatorType.enum';
 export * from './pagination.interface';
 export * from './paginationChangedArgs.interface';
+export * from './queryArgument.interface';
 export * from './searchTerm.type';
 export * from './selectOption.interface';
 export * from './slickEvent.interface';
diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/models/queryArgument.interface.ts b/aurelia-slickgrid/src/aurelia-slickgrid/models/queryArgument.interface.ts
new file mode 100644
index 000000000..8410a6b9d
--- /dev/null
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/models/queryArgument.interface.ts
@@ -0,0 +1,4 @@
+export interface QueryArgument {
+  field: string;
+  value: string | number | boolean;
+}
diff --git a/aurelia-slickgrid/src/aurelia-slickgrid/services/graphql.service.ts b/aurelia-slickgrid/src/aurelia-slickgrid/services/graphql.service.ts
index 38f8b582a..38a530445 100644
--- a/aurelia-slickgrid/src/aurelia-slickgrid/services/graphql.service.ts
+++ b/aurelia-slickgrid/src/aurelia-slickgrid/services/graphql.service.ts
@@ -128,6 +128,12 @@ export class GraphqlService implements BackendService {
       // first: 20, ... locale: "en-CA"
       datasetFilters.locale = this.i18n.getLocale() || 'en';
     }
+    if (this.options.extraQueryArguments) {
+      // first: 20, ... userId: 123
+      for (const queryArgument of this.options.extraQueryArguments) {
+        datasetFilters[queryArgument.field] = queryArgument.value;
+      }
+    }
 
     // query { users(first: 20, orderBy: [], filterBy: [])}
     datasetQb.filter(datasetFilters);
diff --git a/aurelia-slickgrid/src/examples/slickgrid/example6.ts b/aurelia-slickgrid/src/examples/slickgrid/example6.ts
index 5ddf5cb1c..41ef4b1c4 100644
--- a/aurelia-slickgrid/src/examples/slickgrid/example6.ts
+++ b/aurelia-slickgrid/src/examples/slickgrid/example6.ts
@@ -133,6 +133,10 @@ export class Example6 {
       datasetName: GRAPHQL_QUERY_DATASET_NAME,
       isWithCursor: withCursor,
       addLocaleIntoQuery: true,
+      extraQueryArguments: [{
+        field: 'userId',
+        value: 123
+      }],
 
       // when dealing with complex objects, we want to keep our field name with double quotes
       // example with gender: query { users (orderBy:[{field:"gender",direction:ASC}]) {}
diff --git a/client-cli/src/examples/slickgrid/example6.js b/client-cli/src/examples/slickgrid/example6.js
index 211308878..7e1b57df0 100644
--- a/client-cli/src/examples/slickgrid/example6.js
+++ b/client-cli/src/examples/slickgrid/example6.js
@@ -115,6 +115,10 @@ export class Example6 {
       datasetName: GRAPHQL_QUERY_DATASET_NAME,
       isWithCursor: withCursor,
       addLocaleIntoQuery: true,
+      extraQueryArguments: [{
+        field: 'userId',
+        value: 123
+      }],
 
       // when dealing with complex objects, we want to keep our field name with double quotes
       // example with gender: query { users (orderBy:[{field:"gender",direction:ASC}]) {}
diff --git a/doc/github-demo/src/examples/slickgrid/example6.ts b/doc/github-demo/src/examples/slickgrid/example6.ts
index 80e9799b5..90b962d39 100644
--- a/doc/github-demo/src/examples/slickgrid/example6.ts
+++ b/doc/github-demo/src/examples/slickgrid/example6.ts
@@ -129,6 +129,10 @@ export class Example6 {
       datasetName: GRAPHQL_QUERY_DATASET_NAME,
       isWithCursor: withCursor,
       addLocaleIntoQuery: true,
+      extraQueryArguments: [{
+        field: 'userId',
+        value: 123
+      }],
 
       // when dealing with complex objects, we want to keep our field name with double quotes
       // example with gender: query { users (orderBy:[{field:"gender",direction:ASC}]) {}