diff --git a/types/convert-excel-to-json/convert-excel-to-json-tests.ts b/types/convert-excel-to-json/convert-excel-to-json-tests.ts
new file mode 100644
index 0000000000..bd23d5d7a1
--- /dev/null
+++ b/types/convert-excel-to-json/convert-excel-to-json-tests.ts
@@ -0,0 +1,71 @@
+import excelToJson = require("convert-excel-to-json");
+import { readFileSync } from "fs";
+
+const sourceFile = "test-data.xlsx";
+const sourceBuffer = readFileSync(sourceFile);
+
+// $ExpectError
+excelToJson({
+    header: {
+        rows: 1
+    }
+});
+
+// $ExpectType any
+excelToJson({
+    sourceFile
+}).sheet1[2];
+
+// $ExpectType any[]
+excelToJson(`{"sourceFile": "${sourceFile}"}`).sheet1;
+
+// $ExpectType any
+excelToJson({
+    source: sourceBuffer
+}).sheet1[0];
+
+// $ExpectType any[]
+excelToJson({
+    sourceFile,
+    range: "A2:B3",
+    sheets: ["sheet1", {
+        name: "sheet2",
+        header: {
+            rows: 1
+        },
+        columnToKey: {
+            A: "id",
+            B: "firstName",
+            D: "email"
+        }
+    }]
+}).sheet2;
+
+// $ExpectType { [key: string]: any[]; }
+excelToJson({
+    sourceFile,
+    sheets: [{
+        name: "sheet2",
+    }],
+    header: {
+        rows: 1
+    },
+    columnToKey: {
+        A: "{{A1}}",
+        B: "{{B1}}",
+        D: "{{D1}}"
+    }
+});
+
+// $ExpectType any[]
+excelToJson({
+    sourceFile,
+    sheets: [{
+        name: "sheet3",
+    }],
+    header: {
+        rows: 0
+    },
+    includeEmptyLines: false,
+    sheetStubs: true
+}).sheet3;
diff --git a/types/convert-excel-to-json/index.d.ts b/types/convert-excel-to-json/index.d.ts
new file mode 100644
index 0000000000..bd959e0286
--- /dev/null
+++ b/types/convert-excel-to-json/index.d.ts
@@ -0,0 +1,24 @@
+// Type definitions for convert-excel-to-json 1.7
+// Project: https://github.com/DiegoZoracKy/convert-excel-to-json
+// Definitions by: UNIDY2002 <https://github.com/UNIDY2002>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+/// <reference types="node" />
+
+interface SheetConfig {
+    header?: { rows: number };
+    range?: string;
+    columnToKey?: { [key: string]: string };
+    includeEmptyLines?: boolean;
+    sheetStubs?: boolean;
+}
+
+declare function excelToJson(
+    config: ({ sourceFile: string } | { source: string | Buffer })                 // Either sourceFile or source should have a value
+        & { sheets?: ReadonlyArray<(string | (SheetConfig & { name: string }))> }  // Nested SheetConfig should be allowed
+        & SheetConfig                                                              // ... or just a simple config for all
+        | string,                                                                  // Input can also be a json-string (for cli)
+    sourceFile?: string,                                                           // For cli
+): { [key: string]: any[] };        // Using any to provide more flexibility for downstream usages
+
+export = excelToJson;
diff --git a/types/convert-excel-to-json/tsconfig.json b/types/convert-excel-to-json/tsconfig.json
new file mode 100644
index 0000000000..6a6de46a65
--- /dev/null
+++ b/types/convert-excel-to-json/tsconfig.json
@@ -0,0 +1,23 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "convert-excel-to-json-tests.ts"
+    ]
+}
diff --git a/types/convert-excel-to-json/tslint.json b/types/convert-excel-to-json/tslint.json
new file mode 100644
index 0000000000..f93cf8562a
--- /dev/null
+++ b/types/convert-excel-to-json/tslint.json
@@ -0,0 +1,3 @@
+{
+    "extends": "dtslint/dt.json"
+}