diff --git a/devel/Makefile b/devel/Makefile
index d97974631a1f..6703516683dd 100644
--- a/devel/Makefile
+++ b/devel/Makefile
@@ -5852,6 +5852,7 @@
     SUBDIR += rubygem-tty-platform
     SUBDIR += rubygem-tty-screen
     SUBDIR += rubygem-tty-tree
+    SUBDIR += rubygem-tty-which
     SUBDIR += rubygem-turn
     SUBDIR += rubygem-typed-array
     SUBDIR += rubygem-tzinfo
diff --git a/devel/rubygem-tty-which/Makefile b/devel/rubygem-tty-which/Makefile
new file mode 100644
index 000000000000..5ef43ebf9618
--- /dev/null
+++ b/devel/rubygem-tty-which/Makefile
@@ -0,0 +1,19 @@
+# Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
+# $FreeBSD$
+
+PORTNAME=	tty-which
+PORTVERSION=	0.3.0
+CATEGORIES=	devel rubygems
+MASTER_SITES=	RG
+
+MAINTAINER=	sunpoet@FreeBSD.org
+COMMENT=	Platform independent implementation of Unix which command
+
+LICENSE=	MIT
+LICENSE_FILE=	${WRKSRC}/LICENSE.txt
+
+NO_ARCH=	yes
+USE_RUBY=	yes
+USES=		gem
+
+.include <bsd.port.mk>
diff --git a/devel/rubygem-tty-which/distinfo b/devel/rubygem-tty-which/distinfo
new file mode 100644
index 000000000000..283389225305
--- /dev/null
+++ b/devel/rubygem-tty-which/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1520792558
+SHA256 (rubygem/tty-which-0.3.0.gem) = 6fb567d72e68986fc275a47b3fa4ca43fde5d0bcc336393175b65bb3015568a8
+SIZE (rubygem/tty-which-0.3.0.gem) = 11264
diff --git a/devel/rubygem-tty-which/pkg-descr b/devel/rubygem-tty-which/pkg-descr
new file mode 100644
index 000000000000..b1d9fdcd610c
--- /dev/null
+++ b/devel/rubygem-tty-which/pkg-descr
@@ -0,0 +1,6 @@
+TTY::Which provides cross-platform executables search component for TTY toolkit.
+It supports platform independent implementation of Unix which utility that
+searches for executable file in the path variable.
+
+WWW: https://piotrmurach.github.io/tty/
+WWW: https://github.com/piotrmurach/tty-which